Transaction not yet indexed

nbtztk2sqA21n2kPCxWJkCSFvm13mFec4sXeuzHdbE3Lkk8qjQPQ3kXNV7rkeNMHeqnJdA5mkTb9FaoxqDFPET8

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