Transaction not yet indexed

666BKa6GXSDU7m6fqeGjmFU92fHu2KWQwRZgxJHd71ecsUkfae3M8Uf2XfXmadtup7cCybMbDXm3ngwVgRScNfmX

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