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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4972/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IjFHR1Q1aXhaZ0xrVzY0NzVEWmdia0w4V092TXZCX1FaUjV3Z2drMlMxRTgiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0OTcyLCJzdGF0ZV9ub25jZSI6IjM5NzMzYmJkOGI2OTU4YjAwOWFjIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0OTcyIn0sImlzcyI6ImxkbWwtdG9vbCIsInN1YiI6IjEyMzQ1IiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvNTA3MS9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzc1MDE4MzgxLCJleHAiOjE3NzUwMTg2ODEsImp0aSI6Ijk0ZTFiMTg2ODU2MTIyYjUxNjE3In0.L6pNTQEkErwmBdJwBXyXSbGJHvZIGzKC5M3crayJbDbM2fhaUeeWMRYHxG6AeWP3f-ITbp_5PRwOtUYZtYeKoJv4UiBjdv02nVnl40t8T4Yi5kKUE1wH7mAO-xTNw7_SxDqjKZyGbTSObUxNM9-s9NXmkBd8GfmLJpT3VzNnIE_t3oQjFrJtRS7zFqgLblCf2cHCeX4w4JZz911qJWHt1uRaYeXLl1ABf7MMAJ6Kab1viWvo7Icj1aiGZjti5GVNohtQbsD7ev_4pC6wPe96_P1FCUK-KuA5Bk1wz-ydT63CTDtBjcXUQ6P3LGa6MADCRlPX7FOZ_eJRrOSR3TQQBw (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: 39733bbd8b6958b009ac (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)