response_type: id_token (required, the tool must use a value of id_token)

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/3257/launches (required, This URI must exactly match a value pre-registered with the platform)

response_mode: form_post (required, tools and platforms must support a value of form_post)

client_id: cidi-client-id-12345 (required, client identifier valid at the Platform)

scope: openid (required, must contain the openid scope value)

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IklXR1JUamZkcE4yQUNLMTB2dElGM3BfU21nRUlnNXNiU2ljLWhrZWt2MWciLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjozMjU3LCJzdGF0ZV9ub25jZSI6ImZmYTYxNzEzY2JjMmZmMDYxYmM1IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIzMjU3In0sImlzcyI6IkNJREkgVGVzdCBUb29sIiwic3ViIjoiY2lkaS1jbGllbnQtaWQtMTIzNDUiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy8zNjA2L2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3NzQ5MTU4NDcsImV4cCI6MTc3NDkxNjE0NywianRpIjoiM2Y2ZWViM2I0N2FmZDhhNjcxZDIifQ.iNHErOYhBdPaYJrjNF9slsz8EPtIFILN39--_5I2mGFKv3VFJW4_-QAHmUhyMMe5vvYlXq_oY-Gu2vtn9k2Tvv8UFsqluhARJwwvEmOwHZYD15m6ArlTVSjjmam3DAslCOH0y2bRHy3MxQwhzS4pWrpfn0Uj63xFUOWyJEJbQ9TA2oHD3YltfwsFJ_R51-ObMmv5qSxOJeBqVm3Y3pXavIucZ6aLm_z6mxApVi2Pz32jcb8-tIR8AUCLMWiJaBfaRYpowSjGgTVN12oRxWkdNc9xZiFbFUY1LB3y2EDkHfnqE2ay78Fd5lCI4lZ-eVwjaNIl0WUVzY32c-kJF3OrWg (required, opaque value used to maintain state between the request and the callback)

login_hint: (required, tools and platforms must support a value of form_post)

lti_message_hint: (required, a platform opaque identifier identifying the user to login)

prompt: none (optional, The tool should use a value of none. In the future a re-launch flow may support additional values being used here)

nonce: ffa61713cbc2ff061bc5 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)