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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/2257/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: 123456789 (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6ImMzQjZyZ1FrSGxET3h1amhON3V6LVZSWjh2Tm1sODJCSGVuWEl1WkREaUUiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoyMjU3LCJzdGF0ZV9ub25jZSI6Ijk0OWVlNzU2MDc5MDA4YjQwNWNhIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyMjU3In0sImlzcyI6Ik5hbWUgb2YgdG9vbCIsInN1YiI6IjEyMzQ1Njc4OSIsImF1ZCI6Imh0dHBzOi8vbHRpLXJpLmltc2dsb2JhbC5vcmcvcGxhdGZvcm1zLzI1MTQvYWNjZXNzX3Rva2VucyIsImlhdCI6MTc4OTQyMjYwMiwiZXhwIjoxNzg5NDIyOTAyLCJqdGkiOiI1MTFkMGNjOTZkZTRlZjM1ZmNjNSJ9.ipXioNsfTHUwQIr8DYnw-6aVqS1fhQIlhdNJLYDzBM_KWZ6NLnmC30wmhkSiSCFW-gj5NMZ3mSvtciY3NZjUkIOKa9O2ZjQoNI5O41joUF_MDnGEPMliIefEci_1v1EPaD8eWRU5c3kaQTuC_2FHr5WuyB9QotRiiSXPBrEd1YNsd278cSgKLuvRy2csoFZFB6DN9rXc3VDc7f1L1CeVqRWWSHhTklkl3Nwf1vjprW6hCRzD3LmNQ03VxFkNGRchWMPXxyu7H8CzRk6HItpif0QPw9UnYvl3K59Spr4WjugQnbDuIARy651SVxaeSW0cgjaNhReedwiLe_UTkXM29w (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: 949ee756079008b405ca (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)