{"iss"=>"https://lti-ri.imsglobal.org", "login_hint"=>"462214", "target_link_uri"=>"https://lti-ri.imsglobal.org/lti/tools/2292/launches", "lti_message_hint"=>"59394", "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/2292/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IkNyaDU5SWN6YTBicWd3UmNZSjk1ckJCN3laMUlrNWdMSXRTNUl5TmZqclkiLCJ0eXAiOiJKV1QifQ.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.Wn-2tefg7uqRdhXj3zKcaut3_RMbJ5HA4pryuyoTlUcQ-OC8_uiBn8Lr8lvt1fF2qUw8cKuE45B-_A8et844cuO0HWb971zQgjjd9Kbi1oF5vwOa2iHqdRKBVY-VOO63rs52Sgza7toC5AJgeVoYB76E9u_Vgj7eV3OkrBC0j2j_ooWQXQ3DMGG8AOAcSAYfCo2qsqCzrFvZ0lOZYOEmJ0N1traQAcaYtf115vwSD_EPOBoyh13bcYRianiS_mAGaJDdISgkWLXsmsSXCPC_AqFCZxPAfFigOEQJgRMzXQ3unA-v3aAy7TbwNO_z1OLM0xQMNqJfY0zqsGW6cUGjHQ (required, opaque value used to maintain state between the request and the callback)

login_hint: 462214 (required, tools and platforms must support a value of form_post)

lti_message_hint: 59394 (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: 679322b5d4c11edca7e7 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)

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