Transaction not yet indexed

53CpN1LHhzrJUzQM7wEmdQdFVfLWR5heSeW8Edq2gDQMhcznRXqp9owPhQTdBUiDrQbchFW2FDqBr6mqT8w4bv3b

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