Transaction not yet indexed

21LLW91d9n2JTwzEBepaYphHcnoTb5b3gRFKGKB6pFzCch3NaSMcMv4mcCGAgFRQQ2vmzpFi9ZwsCgDD2ftDHzT7

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