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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4204/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Iko0YlhIUWtCTzBXY1UzN3RiQ2k2NTdKcXdGZ1psRno5d3cwQ2g1NHVDRVEiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0MjA0LCJzdGF0ZV9ub25jZSI6IjZjMjliNWYyNmFkZTA5MjFhYTVhIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0MjA0In0sImlzcyI6IlRlc3REZXZUb29sMyIsInN1YiI6IjEyMzQ1IiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvNDMzNC9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzc3OTQwODcyLCJleHAiOjE3Nzc5NDExNzIsImp0aSI6ImViMmFiMWQ2OTJlNDQyYTg4YmNlIn0.hgVWCzAbtLvCvbuaKoPJcYrmwsWry6w2OM5S92THJzizhd9F9WU8umQige7wNpe6DM8GQh7xeQWnrfsyCTRgj1kqEcih80KU4sOk0sqI81gCl1KDMkmI0vBvp-JP0puGWG-fdafUaI7Ag76P2eeJlQFs6NsOubInNKED3Vg7-VC8qbcJvc1Rc05HWiKgp-tgiDi_DiZl75psPUUqRRBjCv2J26KwxX6J7jduDXdmBjkFnukyM9wD31oXq_Qt7rIWCczSZ387O620R1DQV-mreS-XAYSazNtAvZa-xAhboDwKSDJG1RpV1SZ2of4_XStiQOPvr_OErl3UqrVt8xbBkg (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: 6c29b5f26ade0921aa5a (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)