Transaction not yet indexed

ykR6ycbxvyVBuPhfR4eYEMW3ZgZKQpx6h7LK9SJamh5i8XbM9y2EaB2vUVKNPyjiuubgF1PbkoAS6kJLqt4Dpum

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