Transaction not yet indexed

MDnr8bUrn2kfpt1z2HsX1KpwXWxQSV4zGAExfYY61719xQApMn5PRaJrbNydbZ1CcqFcpNKznUz1TbefRvED21H

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