I am sorry because i haven’t found any answer for my question. So i created one from here.
My problem :
CloudSign API that i am using : [Build, Collaborate & Integrate APIs | SwaggerHub](Build, Collaborate & Integrate APIs | SwaggerHub documentID files)
This is list solution that i tried and failure :
I’m really appreciate if somebody have experience with this helped me.
Dear Tiến Đạt Trần
Unfortunately, we are not sure what is going on with information provided.
By looking at the error, it is possible that the request content of the target API is incorrect,
but we do not know the details of the CloudSign API or the content of the request being executed.
Please let us know the details of the request you made and the error details also.