Transaction not yet indexed

53HtMsEYPbPRZYAAQspa9yG8MSzvEAzUbt99BFrTFEj7ANbgFYNVCLgCDxvcsjpKaCHQJhZGFr8tEBn5PtpkaL71

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.