Transaction not yet indexed

LMkgrbHErBqLS7NVkYNqnv3tkWTgUaf8MQCGLNXNN6MDaFYEir3a2BnPoLmvj1QCnQhYivj79WAvjNky3iQe6P1

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