Transaction not yet indexed

53mkmRU9nmTHWZJFfvh8u2zdbWDjnBHQJG5VfPyKE21vrmHyDy4pfiFGk4LE3s4eZ5rd9h96FcvU53uNLLM69BiD

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