Transaction not yet indexed

51Ud1jsppEf3SLEDB3ufMuKM2RF9Sj7kJeACddzQ95VZz3gP4dJRuNm2xPVz6RvqquBfZdTQ9jD26oUS3qu4u1ra

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