Hi All we are doing Performance testing using Jmeter for Apian. While running the script we are getting the Error "400-Bad request".

Hi All we are doing Performance testing using Jmeter for Apian. While running the script we are getting the Error "400-Bad request". Below is the request. Can anybody suggest on the same. In Jmeter we are sending the below request: POST data: {"context":{"#v":"jA0EAwMCkhcXrOkREngB0sAeAflqNgkoyFSvXmzEZxEbfO2rIY1x9xIvCOsZmKz2ZZvP4K/B60Ug\r\nlhGVc9jZBiLGQnlfEXh7up7mKM5PeIGmzt6xZ1zn0DvP0xtKRB+fQMU7sM4mFlsf8wOHIS8dMaOI\r\ntOrgAu4ql25K59RI5VpQyHGjXSBGV5wkrfHu3vYxb0uZOAPOHHfLODMtnpHp5BOurF9x2xdlWV/Y\r\nv6BI1VBfD86GJdipYBhuV/59wbgxoiG6pObIck1dbpUFESw94ryzT8S6wXiFU1wAnGRe9RK2AkY4\r\n6gRb7FjrAhpzLZdK\r\n", "#t":"string"}, "updates":{"#v":[{"saveInto":["<>"], "value":{"#v":2, "#t":"int"}}], "#t":"SaveRequest?list"}, "uuid":"c0edaf2d-941a-4bc4-afca-96c9cfdce38b", "#t":"UiConfig"}

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