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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4129/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6InE5QjhpV3VJYk9CVzhOanUwVHBQVVZaVDVtUHJpU05sY3JiQ0F0UkJLcWMiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0MTI5LCJzdGF0ZV9ub25jZSI6Ijc5M2I0YjQ4MDBlY2EwMzAzM2Y5IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0MTI5In0sImlzcyI6IlBlYXJzb24gLSBTY290dCBUZXN0IEFHUyIsInN1YiI6IjEyMzQ1IiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvNDMwNi9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzg1MzgzMzcwLCJleHAiOjE3ODUzODM2NzAsImp0aSI6IjhmOTM1ZjRmYjlmNDI0OWFmNmYzIn0.LPcT331BLBJErupYUziKnkx3jQ1pua91YCYID0zTwVJfJNMQbssrj5b6pAppO9lnhEieeopVXPQvKJTSf7z_esV79xdIBZdonG_rjzH-8UB0Fhqte1U_29Bhb0m7GZwWa9Pe4TMV1xjZnmcZhqnPiNUtx-AFS9HPETz14SokV7i2y3EvAB_9-EV5YcP4Cdbn4gumwI9BiGE7SAuD6JwOMm6qngS4Grytcfw8EynUeuFcgNJ8YgPQJsvYzOY5PQ8N75Ytx2WLtYT5qIcBL0n09iTPM_PPbqhVuW9fOw-0e7un6PN_yZ59S_fvqEDyFLV4QMlMzUXmSu8DTFfPXZLofQ (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: 793b4b4800eca03033f9 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)