Transaction not yet indexed

21CvbfL8491Yd2QBWheAtbBkqqjUNECqUVm2L3t4fhmKbdDdgVJeyGR8WpLT2hFFcpr6iGww1fP2bdNj51KMigCk

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