{"iss"=>"https://lti-ri.imsglobal.org", "login_hint"=>"859458", "target_link_uri"=>"https://lti-ri.imsglobal.org/lti/tools/2343/launches", "lti_message_hint"=>"60992", "client_id"=>"VilsLtiPlatformByPraClient", "lti_deployment_id"=>"DeploymentIdAlpha"}

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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/2343/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: VilsLtiPlatformByPraClient (required, client identifier valid at the Platform)

scope: openid (required, must contain the openid scope value)

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IllaY1J2MU5XcUdXY2txQlYxZEJXWnF5YzB6X0o0WUJmS1daOENiLWZZc1EiLCJ0eXAiOiJKV1QifQ.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.UmY4L3S48Eu52bB9VaG0z6pNuIDMy1qgq-yHG3CazjBjsLJ5HQeXQ3Ea8QlYZKmyOFyaQoLR-w02wv-Qek_a4XW-Ow7skespianwPRrBqiTXJMh4KF_rIZNHEVJ8NnR5cgnkNdDO2hPk9Kddn6kyqk5mSV2ZJXM4Nzsm-9s1eMPydxuBDRTaEYbs3Z7QJAUgkmM4b56y7PIvijcSXeZrBBT9Z80NE42_OrP8GGFOzP2pWrWAu7uxY8lAT__J-OETNWAXAuSkjD_4DrBIFgJOPPzC7EOZ43lcCEbdEN70z2AB0XgejlXh3sxKOTEvxHn3FQjMkjBh0N9mpl2tFIQdXQ (required, opaque value used to maintain state between the request and the callback)

login_hint: 859458 (required, tools and platforms must support a value of form_post)

lti_message_hint: 60992 (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: b88af52cf7e0b0f8ac72 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)

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