Transaction not yet indexed

MkPQ8MuSyjSBwJBqrHc63DTz2oq82oQaeJxUuVYktHq5Kgk2zQCJGKVJSKDgSVJKXasdPCH2v3UVzqzpcxv3mCa

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