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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/2454/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: OPE_mexcbt_test (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IlNzbmlOdFZvcm5ZV1NBaU1hejRFLW0tbjBUMFNoSmRDVW14V3JUckxPc0UiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoyNDU0LCJzdGF0ZV9ub25jZSI6IjRiYzVjMGY4MmVmMGFhYTQ5NTM4IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyNDU0In0sImlzcyI6Ik9QRV9tZXhjYnRfdGVzdCIsInN1YiI6Ik9QRV9tZXhjYnRfdGVzdCIsImF1ZCI6Imh0dHBzOi8vcHQtYXMub3Blc3lzdGVtLmNvbS9hdXRoL3JlYWxtcy9wdC1vcGUtcHJvZC1jb21tb24ta2V5Y2xvYWstcmVhbG0tMS9wcm90b2NvbC9vcGVuaWQtY29ubmVjdC90b2tlbiIsImlhdCI6MTc4MjI4MjY4MywiZXhwIjoxNzgyMjgyOTgzLCJqdGkiOiI0MjhkNjhiMmExOWEwNzM0MjJhNiJ9.oEQXwtkIDljNTl6LGnBvFAuhWPUfgOcowTqp9l8XPljv_b2xOhuBfP5MAHBtD1s_LksaApxECjWCmZAujnNXZNar65-FWIFgd8DJm1LH3SKmfnPmLdNzjvAC7MtKo_LiE4s_uheVV90pih0pQbdx7H9sOk68GyjTU3hHZgLveh7NixLh1LCJntNeulGMuFydA-rFJLut02qcqT_yhBPwxV3xoIgLOpBWX1QoyJ4DPexx_oOrsOqDJpJXrnWUv1xVrh1OFv78zItvCgC6jHcrsEPUq5Odb5QyxZPxll7-4K74_gaHPhFW94SBkG7Z7mLvcnOydF1ZsU8gSezbi6KNfA (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: 4bc5c0f82ef0aaa49538 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)