Transaction not yet indexed

Mb6LPYqcZmbSJwrunE2kfp1xY677PptSjywW2vZnvYzhvXw71KBJMfEtz22nPXMwyoZBWkTGvgKEmcUFGSTCaCi

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