interface JsonMessage {
  meta: {
    computeUnitsConsumed: number;
    err: any;
    fee: number;
    innerInstructions: Array<{
      index: number;
      instructions: {
        accounts: number[];
        data: string;
        programIdIndex: number;
        stackHeight: number;
      }[];
    }>;
    loadedAddresses: {
      readonly: string[];
      writable: string[];
    };
    logMessages: string[];
    postBalances: number[];
    postTokenBalances: Array<{
      accountIndex: number;
      mint: string;
      owner: string;
      programId: string;
      uiTokenAmount: {
        amount: string;
        decimals: number;
        uiAmount: number | null;
        uiAmountString: string;
      };
    }>;
    preBalances: number[];
    preTokenBalances: Array<{
      accountIndex: number;
      mint: string;
      owner: string;
      programId: string;
      uiTokenAmount: {
        amount: string;
        decimals: number;
        uiAmount: number | null;
        uiAmountString: string;
      };
    }>;
    rewards: any[];
    status: {
      Ok: any;
    };
  };
  transaction: {
    message: {
      accountKeys: string[];
      addressTableLookups: any[];
      header: {
        numReadonlySignedAccounts: number;
        numReadonlyUnsignedAccounts: number;
        numRequiredSignatures: number;
      };
      instructions: Array<{
        accounts: number[];
        data: string;
        programIdIndex: number;
        stackHeight: number | null;
      }>;
      recentBlockhash: string;
    };
    signatures: string[];
  };
  version: number;
}