Transaction not yet indexed

t66Ssh7vkVoqfmHAPwsc9bTQ8pRJ7GxAn2DojMK29wQnhw9mYvkSiPEqyGQmRqhvofizn8MMsGGMbXWhiXNL9MT

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