Transaction not yet indexed

53HBDFfzEfvH7PRVNEUxRq6H4eaAQuN2fhDCTcXfqm8zmswd4mDDhD8yqkE3YMX6fjScTWMPRgYsKVKRR3KcKhp9

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