Transaction not yet indexed

53UXsFcKAxL7rWCjRaTSeYVSCGixCDzE9xAQUmoPXUCVDsaERayT6mfjsqRe9GYbhRubLH4SCH5BMcs2FV8uqPbZ

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