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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/1991/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6InRZQVlDbVFyWWRJaDdPVjdJQVI0Qml3YUJQNDBsX3gxazlYSDNoRTdOcFEiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoxOTkxLCJzdGF0ZV9ub25jZSI6IjY1MDE3ZmYxMTI2OTIyNTkwYWEwIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIxOTkxIn0sImlzcyI6IkRLVG9vbFRlc3QiLCJzdWIiOiIxMjM0NSIsImF1ZCI6Imh0dHBzOi8vbHRpLXJpLmltc2dsb2JhbC5vcmcvcGxhdGZvcm1zLzIyMzEvYWNjZXNzX3Rva2VucyIsImlhdCI6MTc3MTM5MDU2MCwiZXhwIjoxNzcxMzkwODYwLCJqdGkiOiIxMmNhZDJkNDJjNjUxMDJiODk1OCJ9.iGeFXgtFjOXC7JxjX6pA8YquviY8vAuvv2pttE9VdVCViUJLPHI8FMO_EW_rRVvinUtLauJRKiybxDNRgvqiHDrF7sAZ0ZFoBGQcRVIkxULTOMsCTCMQEpxr3YMNy22MY0OhfLKoNCLQL2xNx85dqY8CxZ1ymNEea9gW6u24V6N9jghBk2XgiIj4mLJPbuCimEpKGHrbmzsaZj-oWy0mHphZAB4q4lgNKi0a36BHwbSsRPDXJNZ-s6280c6Qop2qKchfBwS11Wjn1PvvcurscS4HD64qMJ7-ww2c538YN2R0VccZoIioHHc9owzPuPm1Umfcs_VI0QaMpdVgdMj-Sg (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: 65017ff1126922590aa0 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)