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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/3143/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Im1lVFFxaF9wMEc2c3h4QW9QZktFZkxDeFpaTEszVU1ocFV3OWdMcWhudVUiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjozMTQzLCJzdGF0ZV9ub25jZSI6ImNhZWFiNmVmMGIyNGY0M2YyM2IzIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIzMTQzIn0sImlzcyI6IlNPTS1UZXN0LVRvb2wtMjAyMi0wOC0yMiIsInN1YiI6IjEyMzQ1IiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvMzUwOS9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzcyNDgzNzgwLCJleHAiOjE3NzI0ODQwODAsImp0aSI6IjRmZWQyZjRhNzQxNjZiMTFhNWYzIn0.cGE3tb-mpz7M9UD1Xn9_jW-Wo14YAnPShH52f0natA5VS5NdckMs2OLm6T0doR5fl-si0jHzx8gu-oGTUhtXC8fTywP0JL4AoSDfIAjpgssURkMM1PNfPcCNEMfeQcwcnohWZ485F8qW3QahxxTw_3LH3zlBZOBGxNqHvXzFqniiIO2PhExZKj3R40rVvElVZ7Fu7mj0r7XlxnT7kRC0iIFg3D1bRiXNj1qUig1_AzBu576IM7XUESPp-L2083X5LD7Qo7LQ8DR7keZPob8XdpftL_sJdYc7zokWqkn7Irsd73_0N9B2SwPmvwWYvt6vhuLA15-jafVGyReCX4yORw (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: caeab6ef0b24f43f23b3 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)