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.eyJ0b29sX2lkIjo0MjA0LCJzdGF0ZV9ub25jZSI6IjdjODM0MzcxZTMxZmNiZjA3MmFlIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0MjA0In0sImlzcyI6IlRlc3REZXZUb29sMyIsInN1YiI6IjEyMzQ1IiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvNDMzNC9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzg1MzYxMzU2LCJleHAiOjE3ODUzNjE2NTYsImp0aSI6ImJjNjM2YmRmMTU1ZWJkZWUwMWQ3In0.Ic0QK0SBypxRHsLt30oWQmQOqMTUr4NOWrOtplkbaZVEP701BSRVfaE88xChfs_m4t53g6iiG_XoUV_dSX1v-MKVJtFU8dgJwaDqg_xh2Tiopp2JTZm7-TgPUFdKiQjPqZiz6x9XScBizhgoorLa7GlC1LnF2Gwcw-Dm4ScqI55YyqO6rag8S6GEiEYkmEFl_Iu1YOgVucnhe68BDuLX9ZdNhzXfp7czGQ1y6ODZNrG-KDAEzFhUEIBxNCNgOVciYeyiMHHJxjXkZrSguQT-X3c3U8JTxBR3QtNjKwMShusm_cIqKXeLjWc7kEWF6qr6_12qw4H5IvFYiBprBvBfkw (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: 7c834371e31fcbf072ae (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)