Transaction not yet indexed

MkAHk6TTe7acxaAXaVR5cKiDRCvZ5vYCkTsQyq7vpWp4phUqnyz7BksACb5Qno3MsZrzTPaF4eQCLDg9rMAUgP6

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