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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/1777/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IkE1YWdJbUpDWkRMclNsd1RHeXd4aG1WZFpEcV9LQmkxOWtFMXh0QkxFTEkiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoxNzc3LCJzdGF0ZV9ub25jZSI6IjQ0OWYzYTZkNjJiNWJkMzViYTRhIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIxNzc3In0sImlzcyI6InVuaXF1ZS10b29sLW5hbWUiLCJzdWIiOiIxMjM0NSIsImF1ZCI6Imh0dHBzOi8vbHRpLXJpLmltc2dsb2JhbC5vcmcvcGxhdGZvcm1zLzE5MTEvYWNjZXNzX3Rva2VucyIsImlhdCI6MTc2NzYyNDM4MywiZXhwIjoxNzY3NjI0NjgzLCJqdGkiOiI1NGYwYzc4YzgxNmRjYWVkNDcyMyJ9.LnXaa_1Y_LWMy-nI5mh5qU8wErafSFxkZPsNHAy0BatIMrvsbWRHereIC0LYO3DWVbaYdLGG319VOKdwV9ZNwm50spGDIHTPl1cVlREW_e7-5WhzF9t0018rPNuRYTZneNqyVBLfENjAH_UGxT9rc5yuPZqCQOYd4XvwLXgnWsMwabfVYZydS5NQVDUE3q6ISm1Eb70RE94FHKqVG9MCOr-m9vSHoekCfXCjunhBvyAul1xdH8DjZKsx2BS9ZFyxWcwSIMNxohdGvdqCKexWeD6GZYF5F9sjlmN88MH_Es6RF71U215rcu5oiIGJ5yTZugpsO6i3fnb2Yi5q0vOZNQ (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: 449f3a6d62b5bd35ba4a (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)