Transaction not yet indexed

MrCMKB5V8xVZkSGLSDzpKSpBwdGdh6HVLbkMyYzRU2sFSe3ptmw727tnWY2mFSJXsR1bDQA5UU3YKuAEdE9rrZb

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