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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4516/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: 123456 (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6ImZmME02cWtKN0FOck04SzA3Sldhd3RmZklBaDNGUms4M0d5N1ByLWRlc0EiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0NTE2LCJzdGF0ZV9ub25jZSI6IjQ0NDI1ZjY5ZTlhNWE3ZDBhNmUxIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0NTE2In0sImlzcyI6IlRvb2wxOTEyIiwic3ViIjoiMTIzNDU2IiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvNDU5NC9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzk0MTAxMzQ0LCJleHAiOjE3OTQxMDE2NDQsImp0aSI6IjY1ZjRiMDI1OTYwMTQzMTRiZWQ2In0.pmnIJskP8NUmX1cd6rGZx1XvUAgPoy2Ix3cV1zno0vjTCljZ5QCr1cG5ZaiTFlrwO1UyyPczXdE0_n8tmhMBQk8kz32r7LoFRsUG0p1W4TaTQR2OL6L9U-Sh54Wzuvo1NLEJ4UIXcvZklzQATuGXMTruv3ZADodYR8n4lO-Yvf86ofdojYjbII5bWLpBGeUgeoLk-w1GllTeqWHF1eefe5hmZTcCWvdxAPluVBD-f8wNRXHnGT_Txu5-EvzgLCdqU_yDSwrVLobXy8SyHWVbRExAbcPvioZO4fxb6bY-IXXq0C8J6qA4FAnohdQ6FB8Or7bG_IdSO4B9WlfzdeMyXg (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: 44425f69e9a5a7d0a6e1 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)