Transaction not yet indexed

5b1SmiLBgvgJwt5RWiRpb7PULs8AoFLV7Yt8k7RsDkTGrWYWvTQcF24YWcjfkpKSQTmph3FCSZeCSqCp1mtPzJsh

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