Transaction not yet indexed

MkdFxkNE4rg6Gu8QB2htgwW25DBfkoJa5v2jqjAC9vUUSGR4z7aUTZL5K67u3ktbbvCDJG5bLo486wBuGm9u25M

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