Transaction not yet indexed

M2KtKav3Tb4erypuTSUqpQKSR9ESGUqMdZiQFbW8SCtPFz1dzcKqKkj2oLJXatnSJCuTMX6ek9iZEnbjZf5MVm6

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