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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4661/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Im5UQW52RDlWRTVIMjhwVHpkcTdpa0p0cXhIeHNrN1pDakh0QkNIMTZaRmMiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0NjYxLCJzdGF0ZV9ub25jZSI6IjljNWU1MDgzZGJlZTkyZGI1MjQ3IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0NjYxIn0sImlzcyI6IkZpbGVVcGxvYWRUb29sMSIsInN1YiI6IjEyMzQ1IiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvNDc0MC9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzY2NDExMDYyLCJleHAiOjE3NjY0MTEzNjIsImp0aSI6IjVjMGFjMDViZTlhMmVlNDY0YjFhIn0.crvoLCbaAySlzTDc1jPH-Il_YAIEZui6e_90jtgc_bGJk9eUbvoa8g4Irzjyb6yCihMZ0WkNI2a2Zx3rNcVGNGlBJSXE01NggG0FaDWqHGGFYXZNSMAyEewb5YO88e8CL1XGzrxmNIVQlsYYUg7ko8SJtyWJ7KDypmKfA8_VL0yRI1HL6Rtx2tFZ9Os8P9JH_frdx-zO6W2B4oxXuImFfCZUeAHUSLANZlLoPZQ6JgBvCy3oTIGI2aR0nKC1zqY3aHMoSxI1J7CGMlgC-jjMGCFrT0kSLl1OGoHtwgWoehnITusOzK76BE0r2Vujz3J46LD2PBVLMjPW3b5hAdIhWw (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: 9c5e5083dbee92db5247 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)