Transaction not yet indexed

yMEfpX9NuSm6ahhbB48RL4C4Rq3vAiod86KTE1zi5iMbpSZDQGpk6yRkUZnegwM6f6w5AYFqiqNKG8iGah8XnSn

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