curl --request POST \
  --url https://rpc.mainnet.near.org/EXPERIMENTAL_protocol_config \
  --header 'Content-Type: application/json' \
  --data '
{
  "id": "<string>",
  "jsonrpc": "<string>",
  "method": "EXPERIMENTAL_protocol_config",
  "params": {
    "block_id": 1
  }
}
'

{
  "result": {
    "avg_hidden_validator_seats_per_shard": [
      1
    ],
    "block_producer_kickout_threshold": 127,
    "chain_id": "<string>",
    "chunk_producer_kickout_threshold": 127,
    "chunk_validator_only_kickout_threshold": 127,
    "dynamic_resharding": true,
    "epoch_length": 1,
    "fishermen_threshold": "<string>",
    "gas_limit": 1,
    "gas_price_adjustment_rate": [
      123
    ],
    "genesis_height": 1,
    "genesis_time": "2023-11-07T05:31:56Z",
    "max_gas_price": "<string>",
    "max_inflation_rate": [
      123
    ],
    "max_kickout_stake_perc": 127,
    "min_gas_price": "<string>",
    "minimum_stake_divisor": 1,
    "minimum_stake_ratio": [
      123
    ],
    "minimum_validators_per_shard": 1,
    "num_block_producer_seats": 1,
    "num_block_producer_seats_per_shard": [
      1
    ],
    "num_blocks_per_year": 1,
    "online_max_threshold": [
      123
    ],
    "online_min_threshold": [
      123
    ],
    "protocol_reward_rate": [
      123
    ],
    "protocol_treasury_account": "<string>",
    "protocol_upgrade_stake_threshold": [
      123
    ],
    "protocol_version": 1,
    "runtime_config": {
      "account_creation_config": {
        "min_allowed_top_level_account_length": 127,
        "registrar_account_id": "<string>"
      },
      "congestion_control_config": {
        "allowed_shard_outgoing_gas": 1,
        "max_congestion_incoming_gas": 1,
        "max_congestion_memory_consumption": 1,
        "max_congestion_missed_chunks": 1,
        "max_congestion_outgoing_gas": 1,
        "max_outgoing_gas": 1,
        "max_tx_gas": 1,
        "min_outgoing_gas": 1,
        "min_tx_gas": 1,
        "outgoing_receipts_big_size_limit": 1,
        "outgoing_receipts_usual_size_limit": 1,
        "reject_tx_congestion_threshold": 123
      },
      "storage_amount_per_byte": "<string>",
      "transaction_costs": {
        "action_creation_config": {
          "add_key_cost": {
            "full_access_cost": {
              "execution": 1,
              "send_not_sir": 1,
              "send_sir": 1
            },
            "function_call_cost": {
              "execution": 1,
              "send_not_sir": 1,
              "send_sir": 1
            },
            "function_call_cost_per_byte": {
              "execution": 1,
              "send_not_sir": 1,
              "send_sir": 1
            }
          },
          "create_account_cost": {
            "execution": 1,
            "send_not_sir": 1,
            "send_sir": 1
          },
          "delegate_cost": {
            "execution": 1,
            "send_not_sir": 1,
            "send_sir": 1
          },
          "delete_account_cost": {
            "execution": 1,
            "send_not_sir": 1,
            "send_sir": 1
          },
          "delete_key_cost": {
            "execution": 1,
            "send_not_sir": 1,
            "send_sir": 1
          },
          "deploy_contract_cost": {
            "execution": 1,
            "send_not_sir": 1,
            "send_sir": 1
          },
          "deploy_contract_cost_per_byte": {
            "execution": 1,
            "send_not_sir": 1,
            "send_sir": 1
          },
          "function_call_cost": {
            "execution": 1,
            "send_not_sir": 1,
            "send_sir": 1
          },
          "function_call_cost_per_byte": {
            "execution": 1,
            "send_not_sir": 1,
            "send_sir": 1
          },
          "stake_cost": {
            "execution": 1,
            "send_not_sir": 1,
            "send_sir": 1
          },
          "transfer_cost": {
            "execution": 1,
            "send_not_sir": 1,
            "send_sir": 1
          }
        },
        "action_receipt_creation_config": {
          "execution": 1,
          "send_not_sir": 1,
          "send_sir": 1
        },
        "burnt_gas_reward": [
          123
        ],
        "data_receipt_creation_config": {
          "base_cost": {
            "execution": 1,
            "send_not_sir": 1,
            "send_sir": 1
          },
          "cost_per_byte": {
            "execution": 1,
            "send_not_sir": 1,
            "send_sir": 1
          }
        },
        "pessimistic_gas_price_inflation_ratio": [
          123
        ],
        "storage_usage_config": {
          "num_bytes_account": 1,
          "num_extra_bytes_record": 1
        }
      },
      "wasm_config": {
        "deterministic_account_ids": true,
        "discard_custom_sections": true,
        "eth_implicit_accounts": true,
        "eth_implicit_global_contract": true,
        "ext_costs": {
          "alt_bn128_g1_multiexp_base": 1,
          "alt_bn128_g1_multiexp_element": 1,
          "alt_bn128_g1_sum_base": 1,
          "alt_bn128_g1_sum_element": 1,
          "alt_bn128_pairing_check_base": 1,
          "alt_bn128_pairing_check_element": 1,
          "base": 1,
          "bls12381_g1_multiexp_base": 1,
          "bls12381_g1_multiexp_element": 1,
          "bls12381_g2_multiexp_base": 1,
          "bls12381_g2_multiexp_element": 1,
          "bls12381_map_fp2_to_g2_base": 1,
          "bls12381_map_fp2_to_g2_element": 1,
          "bls12381_map_fp_to_g1_base": 1,
          "bls12381_map_fp_to_g1_element": 1,
          "bls12381_p1_decompress_base": 1,
          "bls12381_p1_decompress_element": 1,
          "bls12381_p1_sum_base": 1,
          "bls12381_p1_sum_element": 1,
          "bls12381_p2_decompress_base": 1,
          "bls12381_p2_decompress_element": 1,
          "bls12381_p2_sum_base": 1,
          "bls12381_p2_sum_element": 1,
          "bls12381_pairing_base": 1,
          "bls12381_pairing_element": 1,
          "contract_compile_base": 1,
          "contract_compile_bytes": 1,
          "contract_loading_base": 1,
          "contract_loading_bytes": 1,
          "ecrecover_base": 1,
          "ed25519_verify_base": 1,
          "ed25519_verify_byte": 1,
          "keccak256_base": 1,
          "keccak256_byte": 1,
          "keccak512_base": 1,
          "keccak512_byte": 1,
          "log_base": 1,
          "log_byte": 1,
          "promise_and_base": 1,
          "promise_and_per_promise": 1,
          "promise_return": 1,
          "read_cached_trie_node": 1,
          "read_memory_base": 1,
          "read_memory_byte": 1,
          "read_register_base": 1,
          "read_register_byte": 1,
          "ripemd160_base": 1,
          "ripemd160_block": 1,
          "sha256_base": 1,
          "sha256_byte": 1,
          "storage_has_key_base": 1,
          "storage_has_key_byte": 1,
          "storage_iter_create_from_byte": 1,
          "storage_iter_create_prefix_base": 1,
          "storage_iter_create_prefix_byte": 1,
          "storage_iter_create_range_base": 1,
          "storage_iter_create_to_byte": 1,
          "storage_iter_next_base": 1,
          "storage_iter_next_key_byte": 1,
          "storage_iter_next_value_byte": 1,
          "storage_large_read_overhead_base": 1,
          "storage_large_read_overhead_byte": 1,
          "storage_read_base": 1,
          "storage_read_key_byte": 1,
          "storage_read_value_byte": 1,
          "storage_remove_base": 1,
          "storage_remove_key_byte": 1,
          "storage_remove_ret_value_byte": 1,
          "storage_write_base": 1,
          "storage_write_evicted_byte": 1,
          "storage_write_key_byte": 1,
          "storage_write_value_byte": 1,
          "touching_trie_node": 1,
          "utf16_decoding_base": 1,
          "utf16_decoding_byte": 1,
          "utf8_decoding_base": 1,
          "utf8_decoding_byte": 1,
          "validator_stake_base": 1,
          "validator_total_stake_base": 1,
          "write_memory_base": 1,
          "write_memory_byte": 1,
          "write_register_base": 1,
          "write_register_byte": 1,
          "yield_create_base": 1,
          "yield_create_byte": 1,
          "yield_resume_base": 1,
          "yield_resume_byte": 1
        },
        "fix_contract_loading_cost": true,
        "gas_key_host_fns": true,
        "global_contract_host_fns": true,
        "grow_mem_cost": 1,
        "implicit_account_creation": true,
        "limit_config": {
          "account_id_validity_rules_version": 0,
          "initial_memory_pages": 1,
          "max_actions_per_receipt": 1,
          "max_arguments_length": 1,
          "max_contract_size": 1,
          "max_elements_per_contract_table": 1,
          "max_functions_number_per_contract": 1,
          "max_gas_burnt": 1,
          "max_length_method_name": 1,
          "max_length_returned_data": 1,
          "max_length_storage_key": 1,
          "max_length_storage_value": 1,
          "max_locals_per_contract": 1,
          "max_memory_pages": 1,
          "max_number_bytes_method_names": 1,
          "max_number_input_data_dependencies": 1,
          "max_number_logs": 1,
          "max_number_registers": 1,
          "max_promises_per_function_call_action": 1,
          "max_receipt_size": 1,
          "max_register_size": 1,
          "max_stack_height": 1,
          "max_tables_per_contract": 1,
          "max_total_log_length": 1,
          "max_total_prepaid_gas": 1,
          "max_transaction_size": 1,
          "max_yield_payload_size": 1,
          "per_receipt_storage_proof_size_limit": 1,
          "registers_memory_limit": 1,
          "yield_timeout_length_in_blocks": 1
        },
        "linear_op_base_cost": 1,
        "linear_op_unit_cost": 1,
        "reftypes_bulk_memory": true,
        "regular_op_cost": 1,
        "storage_get_mode": "FlatStorage",
        "vm_kind": "Wasmer0"
      },
      "witness_config": {
        "combined_transactions_size_limit": 1,
        "main_storage_proof_size_soft_limit": 1,
        "new_transactions_validation_state_size_soft_limit": 1
      }
    },
    "shard_layout": {
      "V0": {
        "num_shards": 1,
        "version": 1
      }
    },
    "shuffle_shard_assignment_for_chunk_producers": true,
    "target_validator_mandates_per_shard": 1,
    "transaction_validity_period": 1
  },
  "id": "<string>",
  "jsonrpc": "<string>"
}