Transaction not yet indexed

53SC1ZDm9gguqrLk8uKU3weNKNfLTC8ccvVHRLybYmQZBsub78s67Pq6AZE4tNY8Z4R6YKV3ewJ4GrktpotWLPrk

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