Transaction not yet indexed

53aULSezix3LiR2FpBNDZZ35NdBmYDoBs3v2CLYzbYDdHzfb7SiVT16vonWEuFdigaHWQFcLMW5A3W9nUmEYGUUs

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