Transaction not yet indexed

666RXkJGjJdgd4ZJHco5uDg6S2vx9KNF6QdtrcGbop2hd6um3yvtfAfar3i6yYYw5f8s3YBM1jk4tPBXrU2ZskL3

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