Transaction not yet indexed

66RPKPEYPQ8TpP3pdLPHYYmKhdqLC2JzNXRk4nUsSR9ds5ZRm5AYeJAxLKztdLKZHF5E8mo1LBqU8FbF2b6V7qx7

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