{"iss"=>"https://lti-ri.imsglobal.org", "login_hint"=>"349390", "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.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.Ykckkykyytj2DVxBnJ3c-3XXI7NVkZgZfutO5p56IEaosy1T9aDJtLfVKg5ZG0E86xgBSxL00U1hMGeEssW8Zk2JsT343Ehf1A7IFFZYk_S6ciURKFmoayBuUt3PfRmdZHHEPVCA4Aa1PaEwnPH1wrofHIN97uqiZvtXCeAn6QUgnnnx1MeM3v-lBwr2pANzWxuIBSXBrvwPtzIrGoNQZqRSwl7-jBhEh3G5oEc0S1UEd8OmDRNPhYQsd93eluYEsmpmmzVOJo9agp6xt09Q0E5blRvpR_3HGpLyDB4Tm1DuwvFO98l-MwTYlrjMl6F7dcxPDrllkiclh7f2NMIolw (required, opaque value used to maintain state between the request and the callback)

login_hint: 349390 (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: be4e12c09b69ee41d85f (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)

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