{"iss"=>"https://lti-ri.imsglobal.org", "login_hint"=>"882133", "target_link_uri"=>"https://lti-ri.imsglobal.org/lti/tools/2086/launches", "lti_message_hint"=>"39626", "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/2086/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6ImEtX1FjT3BJaC02UmNhT0k0N2FjZWQ5T0x5M05VYko0MWRxd1YtZzlXdEUiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoyMDg2LCJzdGF0ZV9ub25jZSI6ImEwZWNjYzIzZmM4YTE5Y2M2ZGIzIiwicGFyYW1zIjp7ImlzcyI6Imh0dHBzOi8vbHRpLXJpLmltc2dsb2JhbC5vcmciLCJsb2dpbl9oaW50IjoiODgyMTMzIiwidGFyZ2V0X2xpbmtfdXJpIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9sdGkvdG9vbHMvMjA4Ni9sYXVuY2hlcyIsImx0aV9tZXNzYWdlX2hpbnQiOiIzOTYyNiIsImNsaWVudF9pZCI6IjEyMzQ1IiwibHRpX2RlcGxveW1lbnRfaWQiOiIxIiwiY29udHJvbGxlciI6Imx0aS9sb2dpbl9pbml0aWF0aW9ucyIsImFjdGlvbiI6ImluZGV4IiwidG9vbF9pZCI6IjIwODYifSwiaXNzIjoiSU1QVE9PTCIsInN1YiI6IjEyMzQ1IiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvMjM0Mi9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzg0Njk0MTMzLCJleHAiOjE3ODQ2OTQ0MzMsImp0aSI6ImQyMTNkM2IyZTEyNDllOGNjZWUzIn0.Y8m4vf1lkdVun4e95DUFv89qNdlW6ZkOtufSjxlkXo1X-1MPqEM_UOO6Y3TQ0Y-S4rJm260-lJnryZdrl4p-Ff8e3xx8XLuz9gYkcWkH2otwtigT0bM0Jo4EP4GIABYRut9tDWVTW0Mi5wQkRJSDwBk7_ZCZiytZPd9RTEWVP4ACUkoWJxk1Mr2QC991QPW2KArCXBgEudYMy_3CD7pCEHM-kZ53dBZ_h6xXy4OrHJMcVVdce-o13DmpeoHXm1AEmHnefyQ1jcZ-lOw25yg8CdNdu40dO-zL0yLT6S6zZtsZbxRFWwVJ_xocsgqbP-ddcSeD5ftttOVKCieOYmc9Kw (required, opaque value used to maintain state between the request and the callback)

login_hint: 882133 (required, tools and platforms must support a value of form_post)

lti_message_hint: 39626 (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: a0eccc23fc8a19cc6db3 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)

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