Transaction not yet indexed

53UNmAsFzeYnAcZ1bo1AMSw5cQ7JBsXMbpy1KU9mzAxZhVUtGPSYT2gvqxqpgvsq4sjCLKJuBqoULKBHCURNZ6Wo

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