I have integrate swagger php api outr rest-api all service working fine but i am facing issue in post json array in api. this is not working can you please help me.

Here my swagger api code

/**
 * @SWG\Post(path="/createbetsnap/get_all_game_data",
 *   tags={"Create Betsnaps Section"},
 *   summary="This function used to get selected tournament schedule date and other master data like size, prize structure and entry fee",
 *   description="",
 *   operationId="get_all_game_data",
 *   produces={"application/json"},
 *   consumes={"application/json"},
 *   @SWG\Parameter(
 *     name="Login_Session_Key",
 *     in="header",
 *     description="The Login Session Key of logged in user.",
 *     required=true,
 *     type="string"
 *   ),
 *   @SWG\Parameter(
 *     name="game_tournament",
 *     in="formData",
 *     description="The game tournament ids array field.",
 *     required=true,
 *     type="array",
 *     @SWG\Items(type="string")
 *   ),
 *   @SWG\Response(response=200, description="success message with data array"),
 *   @SWG\Response(response=500, description="Invalid username/password supplied")
 * )
 */

above complete code on swagger which i added before my api.

I want to post game_tournament field like

{"game_tournament":["18","8"]}

But from swagger-ui panel post in below format

game_tournament=8,18

can you please help me what wrong with my code, what i need to change.

Thanks in Advance.