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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/2508/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: 12345-hs-test (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Ikp2bzN0VkVKVHplcVdZMGpuMGVCbXJIN2NaQjdPWkY3V1JEWmptRDFHNVkiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoyNTA4LCJzdGF0ZV9ub25jZSI6IjFhNjYxZTVhMzgwYWMyMGFhYTFkIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyNTA4In0sImlzcyI6IkRpYWxvZ0Zvcm0gVG9vbCIsInN1YiI6IjEyMzQ1LWhzLXRlc3QiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy8yODA0L2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3OTQwMTY1NjIsImV4cCI6MTc5NDAxNjg2MiwianRpIjoiMWZlMmFhZmQxYzk2ZGYxMjJkNmEifQ.s_vANkN_AM5kHgtJlnitEQISw_O_TLH_6P9hVyAo0oijhr9Ekq5z6wYfyaY7OXfYO65801OCL4Y6G1Z0cPzV0C6jcCOKzp781as6CszHIHU5SsiCxK_B6AwU1bGaj3b6J6n3nHBJ9YI4XQTXivT0mKLu2DKvSyyne1FOBrbQ98naST6Oeb00KXZ0VjZV5GXwj7GT4J1ctmkKeCZQs8PWmp3a0oH6kNmk5CZq40x9jboZScps6ceNmk1lxOVs2qRTkkA_XO1VxaJBjMHj1LQaCMxFfFYuUr0TuNCQDhDYfgdpzvzLe3pLuE-4uXza2e-7H5KaRd6ObNRA28gMNpLNxQ (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: 1a661e5a380ac20aaa1d (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)