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.eyJ0b29sX2lkIjo0MjA0LCJzdGF0ZV9ub25jZSI6IjEyMDc0YmM5ZmU4YTgwMDYwZGM4IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0MjA0In0sImlzcyI6IlRlc3REZXZUb29sMyIsInN1YiI6IjEyMzQ1IiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvNDMzNC9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzgyNDM5NDM0LCJleHAiOjE3ODI0Mzk3MzQsImp0aSI6IjE0ZDk1NmZhNzU4NmY4YzJjY2ZlIn0.AjVSNK3QvP93CHh_2gwOb74kLFrzbGebG13uk-m94rI1sGWJ2o4_lzmJEfX-dlNzbLPusc41Lmp8PwiUkR49iwEfQ-AtJ_T46tgozit6bOcTH_lo71NSsjCX5PVgNv4w4lDNAVdL0kc_ppQVLDkFRNzsuovb8Aasvx1fniLJJfJw0kcdAGYJqEBQcUMNjT-GD91TyZJGWffD4Q53KjwgEb4zXc0T4CFAH82KqJaVT6uSqY0XLEaSVFZAsL8WVIwXCXRmFZ2UwHyt5Rcn3D_yqTyG4H0Jp8JLcrVN5i4DRcXmvmGSPq7OHAz76bjInh03iiQGDgG7Bdi8-Aw24AXSxA (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: 12074bc9fe8a80060dc8 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)