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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/2238/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Ikhud1NMQy1Wb2haREFFOS1VMlc3MFhRZThZV1ZQSG5PYTd5TXJQeDNQNDAiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoyMjM4LCJzdGF0ZV9ub25jZSI6Ijg2MjQ2NTVhODQ1M2JjYmYxMzg4IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyMjM4In0sImlzcyI6IlN0YWNrQUR1bW15Iiwic3ViIjoiMTIzNDUiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy8yNTAxL2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3OTIxMzIwODYsImV4cCI6MTc5MjEzMjM4NiwianRpIjoiNGQxZDE3NTg4NjhkNTY3OWYyZGYifQ.jBeCVWr6-go4n042jN5zU1DwBpJSuGFp5ZMbeIWWrDAQePy-XN6A6OND79h3Kix6KQLM5sldXtdgFoPSbEl_s3KyG2AdjO_vc0RKOZ9MffiRnmskh3Z79jmbYky4d17BixovErjqZSpwiCbU87VmED6sX_MSjdmsQAl28-i1khrCMhXCEYeEnO714w2dMeSTluKG7OOvxyrUwCCIP44ANvmUpD8rhG_T3ydeiMMh8EfQYaiXlxMrmsdLkhrIGlrfWVEJ_XvhRNqOh29RZCgUGumfsKtRg0ycDLNYYp2W7qm0xzRVgLfnX6T7YexrAaAGB9yucVQAymmGvFv8ZIFJKQ (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: 8624655a8453bcbf1388 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)