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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4857/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: mlti (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IkRtQmY1NHdJSXVZRVFoTDJmZ0xYR05OVkREMmhRMG9wLVF5d0NhT2d5QlkiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0ODU3LCJzdGF0ZV9ub25jZSI6ImZlM2UzYWEwM2RkYjgzNDQ1YjAxIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0ODU3In0sImlzcyI6Im1sdGkgdG9vbCIsInN1YiI6Im1sdGkiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy80OTQ2L2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3NzAyOTQyMzIsImV4cCI6MTc3MDI5NDUzMiwianRpIjoiM2QwZjgxYmU2NjllMGNjNzMyNTMifQ.T-Yy58je7O-eYm5eJ-SXnKRSNBi4cZVE9a6t2Ctv1RvXSdRmuLEmJE6eAyFbd0VZreaY6TiUyvHd9PIxWR1GN966yiqJioVc7X5W5K-6qVN0dz3lrtnG068g5QoN6hZUVlR-aU9DVBSnYT8Qw4-WSx6sJgM2qxUieO0Wm7PBLmaS2I0EKBn-w5Vo3WcS4Dr1Mw_14xJ_IPwbsLKZhcdP3UFTzvU-HAYGfyb0K_xg-9yBnpSIHFTpdtA7mmGypTrpJIBloSAw7rbIBxmHk1hmCTTNiLeCWQa_6gC5Z5yPkdMNJWk2p1jXAeHOqsk2E_Hoy4hrVGwPlas8A41o93tVKg (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: fe3e3aa03ddb83445b01 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)