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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/2808/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 (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6ImV4WE04QUxSbVF0dTYyRlNpVmg5cEgzaVIxSlJabjllM21ER1dJeEwycE0iLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoyODA4LCJzdGF0ZV9ub25jZSI6Ijk5MGQwY2ViZTFjOGU0N2E3NjMzIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyODA4In0sImlzcyI6IkV4YW1wbGUgdG9vbCIsInN1YiI6IjEyMzQ1IiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvMzEyNS9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzgyNDg3MTg2LCJleHAiOjE3ODI0ODc0ODYsImp0aSI6IjQwYjFkOTEyZmExYjQ0MDNkMDA2In0.c4mgJ6mBYyv01WNS4enR4MfcbQpPsanOqx2Zbg9ZqeBFiuqHcuuabMEvOJzFC9ISseb2BJi6EyZvS8EbNGVn7ntzq4O_JNzHs5XRRmzuAG93JaONjHcgV04hT246VvRuk3-6gCAaG9-AFRhOQ-nI27QmHOZqmRk2HiFWeuTbwa_j4ZgUGStjPw0unOWnHq3-tZVnVM7NO_LxYPX_x1qCPupyu3proj_W1X72gv4Bi0nHI7RgpA8hNUuQ9MJES86kvDuoi2f64iZxpMFSfw_iNX_E3sb-0sQFp1hXNGqbKaYTDABePwC7-f9OrqaZOxtES0yYJCl4Je7P_6NFLb_Yig (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: 990d0cebe1c8e47a7633 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)