Transaction not yet indexed

MpjkCUyGT6CJgKwpEKLLBmqtVEkkCUcYDoG3dwJQEy4oWcJzm4xFb42XWDLGj1zWNc122G6D1EC7vnLb4HHBb59

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