Erreur position yousign avec une position sur page 1 et 3
{"errors":"Yousign procedure creation failed : {"type":"https:\/\/tools.ietf.org\/html\/rfc2616#section-10","title":"An error occurred","detail":"members[0].fileObjects[1].position: Position must be representing coordinates llx,lly,urx,ury.","violations":[{"propertyPath":"members[0].fileObjects[1].position","message":"Position must be representing coordinates llx,lly,urx,ury."}]}"}