Transaction not yet indexed

MXKP74tJrqct9qXJMayQuTbVmNDjJE2nzBAvZXi6MZjatXLfed2q52ccqj4qLN3wLGzuJS43RBD5MUBKJ4XbuFu

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