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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/2439/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: 999 (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IkhsWXE4emF4Q0o2c210ZEZSRG56VzdwbzBPUU83ZjBGeWY1YVNWeG9jVU0iLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoyNDM5LCJzdGF0ZV9ub25jZSI6ImUyM2I3ODVjZjQ0ZWJiZDAzODVlIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyNDM5In0sImlzcyI6ImFsX2xhYl9kZW1vIiwic3ViIjoiOTk5IiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvMjcxNy9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzg1ODI5ODc3LCJleHAiOjE3ODU4MzAxNzcsImp0aSI6IjViMDA5NDRlZmE4MmI4YTU1NmRlIn0.TlGl4YVTA_BeIPZAolSM3K9H8-Bv4tqYjcrKdA92qDdV_zh2_hQWwoNKVqDwiMioGjHU_YmTNpBdS4sskPab5Gf9xqbDI6tKqiIITyA5u7JLciKIXjxnc5tqSt-0nuhPbMDMSPc8KUIOpGm9KnmkOuCO_fiDIQE7jU0dka0DdGzzXvpbgFKs3hJ4lefDrn7mjlM_6oSz9S2uUARJ2HAQ5XbCwqVfWOhVFxIl0YAv3IZ8p83ik8LIBPbbLbR5mOkDzWgzK5klV1GLIslm8VSHKgpOzzFiZVjtp_Xdj9vQ9cxIxNnYX5-Nu7fivN6U-rizwowx5YtSCK5MoxTHQ9cNzQ (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: e23b785cf44ebbd0385e (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)