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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/3587/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6InBHUTRtWG9pMWV5cmt1SVNCRUVXeDFaeUxTeFVwSV9MYUV4eTVuVC1KMEkiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjozNTg3LCJzdGF0ZV9ub25jZSI6IjQyYjUxODA5MDE2MjFhYjFiZDcxIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIzNTg3In0sImlzcyI6ImVlZWUiLCJzdWIiOiIxMjM0NSIsImF1ZCI6IiIsImlhdCI6MTc4NzgzOTcyMCwiZXhwIjoxNzg3ODQwMDIwLCJqdGkiOiIxYTUyMGIzOGY1YzY4MmI2NzBmNiJ9.IWkTW1RmG46zOAbM_mrLAPEMA-_BeweHRoB43XSKRlnEuS1TwEcYL6dJUaaTV8xz69BUzZJkFNLLTcIR3Gl186w7ZihBvKLwn2k_UIHUOiSeZJF18sBjxk8bSRPU6m8POjetIqPCpF1tCq5Jdi71SN2fbTvNN_FUnKVB1bRGp7_323cOficBPtjW7IBioE9eQLb-1kMdLNT1r2cJUqzw29U_1JevfYvBYqNiqE6QOS3ok55vkOf9cccCo-8GamtY0X-j0GLuVIYUiR41dmKlHqhISYEfqp2pl_bQUU4zwLeVSYSG2C_2y0jR9LqYUXptqwG2xvek21Pl79ftaaextw (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: 42b5180901621ab1bd71 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)