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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4053/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: abc123 (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6ImN4aFRJWjlvd1JwY05SWW9tZ0treVNUR3Q0a1B2OFAyNVZZZlNIckRDTE0iLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0MDUzLCJzdGF0ZV9ub25jZSI6IjFkMTM3MWUzYjZkYmFiNTY5YTQyIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0MDUzIn0sImlzcyI6Ik1hY1Rvb2wiLCJzdWIiOiJhYmMxMjMiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy80Mjc3L2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3ODI0NTcxNTgsImV4cCI6MTc4MjQ1NzQ1OCwianRpIjoiMDA0YTc3NTllOWI1YjM5YzU2MTkifQ.LqPUM-oM0dDc8DbXxQ3KJ7L5pQTX079UCPgSoZBsGyr34Te6vli2pr2oOlS-mSt-KSDEVIGc3VCl1alx66lIGFezsPfIpC7VWbZPSHy4c5BEW819zY-bRrzGhZKyR51HEQrSZXYGCAppR49BFOtPSqb2w3JIKpRZUx1wT5RYuPkl3eSdVAdtZGBQGRqGrmTl3GtwJAUCIDMGHkxXAqJdLPIoRu-LleWH5TvmLOcQ4e5A8rzWsQ4VkPh52h_xDTX9wcoTxxhdqlu9SkpSZ-Kz-yloAJc6P8Q8AzXRAHQUi4nTfhAn_BIV84un4ys5cWoH8rGezPdZuQDf-gSyDCV5-A (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: 1d1371e3b6dbab569a42 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)