Transaction not yet indexed

55tkNkGpP2qDYY2dbCd3yhwDGG9HyUuoH62fEPR8oaGJH1uJ3dCWq4Qz7bVTgQvaD8Q2zuLLEmNXLEdhbMERGKRU

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