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.eyJ0b29sX2lkIjo0NDIyLCJzdGF0ZV9ub25jZSI6ImE0MTU2YmNmNDM4YmU1ZTZmOGMwIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0NDIyIn0sImlzcyI6IlRlc3QgTFRJIDEuMyBUb29sIiwic3ViIjoiOTk5OTk5MDkiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy80NTEzL2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3NzY5NjQ4NTEsImV4cCI6MTc3Njk2NTE1MSwianRpIjoiN2E0YzNjYjZkYTNhNDA0YWM2MzIifQ.B-bjImDvKcpTzS9Fx6j6f58mqCMYZNREzY4sl1gZcFQkgS4yQ44ngmoP1FPtjvCq1SZnVYjYfNDM56tFk_o0XZJIquQvo6j-_mln7eIbiRn_iXfN6Ny8OZYuvs9eUfk8bjFcpE7OV9Lc7hKHavFd59qGkZmpixsgvdoDHTQjDUSsbf8rr86rWsAyTJS0N6f9IzjmgT5XrcJ6D1PI3opU-L_CSi6MLXY8uA-oIXy0cXOnW2tmnklpRatr6JDnlObfFopTiKHqy2kTmsUBa9we8p4EvLG-JQ2c8wrBZediVtwV3HJKAVOsepVSeBgI2IzjWVwtFoXajRi2k2Z1eTwX_g (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: a4156bcf438be5e6f8c0 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)