Transaction not yet indexed

AmSmJfqudsQJdSEY8zKRTFSCYsPuhEejN21pDLJoF5xyRzEsZe4h4gSLgXJvqTGKRgi4fJgmrXPWi7j4KmAx4JS

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