Transaction not yet indexed

AmMgQdcbMHJLUbKwEdLvDZ88D9WZS528zkc768FEzi5oLAsjRUaVCjq1cW8vA8LFNCapxTc15yypN1crMP5xV5M

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