Transaction not yet indexed

Mc6KDAi6xqPJ2KdCXMvcsBeAPVYyPaRG7bQZsL16YxarxraWYG3Jx9ddLq5mRccZTfb1VjyEs4fZpxC3FjsZvb6

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