{"iss"=>"https://lti-ri.imsglobal.org", "login_hint"=>"626530", "target_link_uri"=>"https://lti-ri.imsglobal.org/lti/tools/1836/launches", "lti_message_hint"=>"35371", "client_id"=>"12345", "lti_deployment_id"=>"1"}

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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/1836/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Ik5xT0F1R0g2NTRoNmExMXR2eWRVRHo1LXdlRHJrUWF4UWJIeGxVNlg4R1UiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoxODM2LCJzdGF0ZV9ub25jZSI6IjAwNDIzYWY1MmY3NTZhZGEwMWUyIiwicGFyYW1zIjp7ImlzcyI6Imh0dHBzOi8vbHRpLXJpLmltc2dsb2JhbC5vcmciLCJsb2dpbl9oaW50IjoiNjI2NTMwIiwidGFyZ2V0X2xpbmtfdXJpIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9sdGkvdG9vbHMvMTgzNi9sYXVuY2hlcyIsImx0aV9tZXNzYWdlX2hpbnQiOiIzNTM3MSIsImNsaWVudF9pZCI6IjEyMzQ1IiwibHRpX2RlcGxveW1lbnRfaWQiOiIxIiwiY29udHJvbGxlciI6Imx0aS9sb2dpbl9pbml0aWF0aW9ucyIsImFjdGlvbiI6ImluZGV4IiwidG9vbF9pZCI6IjE4MzYifSwiaXNzIjoiSGFybW9uaWEiLCJzdWIiOiIxMjM0NSIsImF1ZCI6Imh0dHBzOi8vbHRpLXJpLmltc2dsb2JhbC5vcmcvcGxhdGZvcm1zLzE5OTMvYWNjZXNzX3Rva2VucyIsImlhdCI6MTc4NDY5NTE3NCwiZXhwIjoxNzg0Njk1NDc0LCJqdGkiOiI4MmU4ODhkMGRiN2E0ZWM0YzU4OSJ9.OVq4RE8dSqcSJ7VEWV27JVUYZrM0Sqhe5Y0UXhBq2131T3U0ljdW3Fa5eyvpqCj4w3w2-1y5bi2Tasy4y5wJq4R6hmvCdBbAySRRoERw8Hg_yRksaFRpBhRmK0i-QTGbXxf8qiL3MUUaovkLNhDua9gktOBnkE1MVcU_UvSq_aYrmbVU0kjb508hJSnj5w4ylwYW5FTnBCZfbqHpqHwmv-7oI2KL2WnXbgL5e_T2BperZtoCFfspdH8YxElTrh6XqbtKCRocZUJJ9pDRqxSrXQQFP0zW4jzs0mp0rAcqC4FZ-zHKJT753vzxvTpAHLvhto3i9TiczOniksccgfGwKQ (required, opaque value used to maintain state between the request and the callback)

login_hint: 626530 (required, tools and platforms must support a value of form_post)

lti_message_hint: 35371 (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: 00423af52f756ada01e2 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)

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