{"iss"=>"https://lti-ri.imsglobal.org", "login_hint"=>"470097", "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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.m6WyBqXtWPUdWk7tVGYqGNGoYE2Kf7U15Pq0Nal9EoY3bKpOhAAHR8vrCM2PaAPVc7m0SIsIf9FRR07KlO8YQvTOKc1LdXFX32w3D_E2_VH0hDIEzXstLFgaiRI3Utu-k7okebqlOxQlbtZwngE-idJg_elV_belURN4JARHHtJQzNpYbNPdVIbLw_sf4LEcv6oW-svi7XnKNp9tqRT0N6Xp3iDHPbwQDxuRpsfKJDXgLukP3PgSVUxvAWXC0oKikc0URvRcJHp32yHf4YT3aWPgAerY7-UqrCRz6gEEopMxH-nGgLkvRtSNtgNVLH214Xh9fG4G0mBHdhbjzcXdSQ (required, opaque value used to maintain state between the request and the callback)

login_hint: 470097 (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: d5cb6a5ab976cf2f99e8 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)

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