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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4422/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: 99999909 (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IjJGS0lheTNjTWhtN3RnRGhSQXRVYnVyZzFTYk50WVVJcFRhcUZVVlZZX2MiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0NDIyLCJzdGF0ZV9ub25jZSI6ImE1NDkzZWM0N2M5Nzc4NDZkZjg4IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0NDIyIn0sImlzcyI6IlRlc3QgTFRJIDEuMyBUb29sIiwic3ViIjoiOTk5OTk5MDkiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy80NTEzL2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3ODc2Njg1NzQsImV4cCI6MTc4NzY2ODg3NCwianRpIjoiNWI0ZTY1N2YyN2E2YjllMWYxNGQifQ.WyRn_XNN_LdUp9ED1sTP_IJM9plGURObXcUlN5cOW9gsUIwQRtysvH_EvKOwAenf0lqSoAp8C4j34yMICnjAe027QTdhsiY1pWa3amw91yfNinJlpOA1c2meFj1xWy_2AWSkiOC2IG6PU1Yuht5Miqaksyjw8M0eMhBPzFl5ok8U4EYKvKxyZiW3Q58HZ6mFABFOzndhp8TBzdJePLNUT-yvlp__ybjE7G0pm0UnEZmzfSBeeowzrQl1f8ccIckKA56loHr_NgBd5CrZGAT0DKIA6EXHmTruXqPMP_FtlfkRVm-3SyZXhiMeZezOKG24pyKe3QuqRUz3TFsz9cEswg (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: a5493ec47c977846df88 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)