Transaction not yet indexed

53tb5TP9e2TRdwd9bHUyhcghas4T6FWe42JGkJqafPGAtcqp6VFpbuC8aLGqQy6YBqmYgG2vWUEV2AvCL2FvneqR

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