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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/2920/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IklVVzJSNDE3UmRDSjh5d3NUWE50R3VfaU9lQVBvWnlCYWVsR21lRUU4LVUiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoyOTIwLCJzdGF0ZV9ub25jZSI6IjhiZDJlYzU1MmY5Njc2NDc3NGIzIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyOTIwIn0sImlzcyI6ImxpbmNfZGV2ZWxvcG1lbnRfdG9vbCIsInN1YiI6IjEyMzQ1IiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvMzI0OS9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzc5ODMwNzE0LCJleHAiOjE3Nzk4MzEwMTQsImp0aSI6IjE4NmNkMjU3ZjViNmZkODNmN2EyIn0.6rJkIDMnt0VNzeLEZTzw450nZul1e1i3wF8L87BplZw4ADDQ6QexWndnoiyVqVjh15qcw-Wl9i1tXm9etuN1ba8zA5WULSr-VdnNzcNHYkbxHRK7HBRBq28KYuRSD2wQuPmYoTdbxPR3x2RiR7udptwcf26yo1xM7DO7XQ2Vj4FNrvPAZc2gntdfQ9AXpALMGn6nEGDr5kRFmw-1KyFaWxcWLPUawLEgnOJXBiozvr_5BQHeix3naSHEfYoUxmd__4qhrMbPMznEZJXSEZjRyXYg9hWQZ31X6uucgw4-34fygRz_NXtm9nt3KCVv_LGnu7oXD05DSNCITfXNWSHMFA (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: 8bd2ec552f96764774b3 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)