StateChange Structure

Definition

This entitiy from nearcore describes how account's state has changed and the reason

StateChangeWithCauseView

Rust

pub struct StateChangeWithCauseView {
    pub cause: StateChangeCauseView,
    #[serde(flatten)]
    pub value: StateChangeValueView,
}

pub enum StateChangeCauseView {
    NotWritableToDisk,
    InitialState,
    TransactionProcessing { tx_hash: CryptoHash },
    ActionReceiptProcessingStarted { receipt_hash: CryptoHash },
    ActionReceiptGasReward { receipt_hash: CryptoHash },
    ReceiptProcessing { receipt_hash: CryptoHash },
    PostponedReceipt { receipt_hash: CryptoHash },
    UpdatedDelayedReceipts,
    ValidatorAccountsUpdate,
    Migration,
    Resharding,
}

pub enum StateChangeValueView {
    AccountUpdate {
        account_id: AccountId,
        #[serde(flatten)]
        account: AccountView,
    },
    AccountDeletion {
        account_id: AccountId,
    },
    AccessKeyUpdate {
        account_id: AccountId,
        public_key: PublicKey,
        access_key: AccessKeyView,
    },
    AccessKeyDeletion {
        account_id: AccountId,
        public_key: PublicKey,
    },
    DataUpdate {
        account_id: AccountId,
        #[serde(rename = "key_base64", with = "base64_format")]
        key: StoreKey,
        #[serde(rename = "value_base64", with = "base64_format")]
        value: StoreValue,
    },
    DataDeletion {
        account_id: AccountId,
        #[serde(rename = "key_base64", with = "base64_format")]
        key: StoreKey,
    },
    ContractCodeUpdate {
        account_id: AccountId,
        #[serde(rename = "code_base64", with = "base64_format")]
        code: Vec<u8>,
    },
    ContractCodeDeletion {
        account_id: AccountId,
    },
}

TypeScript

export type StateChange = {
  cause: {
    receiptHash: string;
    type: string;
  };
  change: {
    accountId: string;
    keyBase64: string;
    valueBase64: string;
  },
  type: string;
};