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.eyJ0b29sX2lkIjo0OTcyLCJzdGF0ZV9ub25jZSI6Ijg5MzAzN2ZlYmQ5MWE5ZjdhYzc2IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0OTcyIn0sImlzcyI6ImxkbWwtdG9vbCIsInN1YiI6IjEyMzQ1IiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvNTA3MS9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzY2MzM4ODU3LCJleHAiOjE3NjYzMzkxNTcsImp0aSI6ImE3NzQ0NDBiMGQ2Y2E0NWQ2YmZlIn0.j08zMtmjgPmU57iMm4xD-An2TB8kW0uDL8-ssHX8NYWmrY1Cty2xH0_hI7slx3YSBO7oX8-2pE48LypSA7hH8e_fSrafU_xNsO9nBYB5t0ychEzE8-ul4iKs5WnLA0BkSNibvQN5xFKlE7-LwJC5YYu6Avmz8fTJfLprJOSDhdvLZRhGl5G1aqf1zPH0gKT37PAYgO1svJQX-ZoUXLm9xSUWDHGoAyTxs-1Te7b_HFyyxA94ceiSqJHjQH8PYmdWoJAed6mLmUmSiSzSGlFU14mHulNGGugXahytmBss26ZjfySJp8SVfiVJ5q647Zv__4LhCR2v94oJ2fJbW41BIQ (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: 893037febd91a9f7ac76 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)