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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/5231/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: 12345tak (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6ImNUU3ltSGNIT0hWMWxCUlpzNFhnTFpRLU5YdFpCdTBma0M5WC1MLU12ZGsiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo1MjMxLCJzdGF0ZV9ub25jZSI6IjQyNmNlOTYyYTJiMDZmMzhmOGRjIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI1MjMxIn0sImlzcyI6InRhayB0b29sIGphbiA5Iiwic3ViIjoiMTIzNDV0YWsiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy81NDIxL2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3NzY4OTIxMzgsImV4cCI6MTc3Njg5MjQzOCwianRpIjoiMDZmMGU0ODQyY2NlZGExNDc4YzYifQ.koJKcozu9KR557XwfYNuFeuVOc-pMX0jsXgyx7PGY8TSOAwYfEoP12kTBxHWGzsSDLW3jWOhYqunXC1XwYEWLIv0zt6JAU-xhPSxXK6XmQ2ONYuBpvN2nWDlGgJtT-OjJtMpd7hCrcq-hCkzydXSE98sIECIS2cIJh1f_zC_QM8LpRMoNIdb3RWkaS9WpKu1JTkjhlAePWqunCBIIByRChNK8E6oZMpAzh8-a55PdDRCEDGpuot9fVZq06CT85F9m00uS56M2hHeN1kH_9HNHU7ZRYOd700KB8rax3StdM7F2Hg2CRBiz2W9zCDydvasmRs_VNSsDou1xw0sDmG7fQ (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: 426ce962a2b06f38f8dc (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)