Transaction not yet indexed

666JcmNuAJSDrb6coBitD4ucwR5K1MznoTUUReLrBLov4vkPCJVzU4XAs2QP8enDB3mLF6CoB1C5tNWazQnUP22j

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