{"iss"=>"https://lti-ri.imsglobal.org", "login_hint"=>"516643", "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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.KmVOiwvSY9XWlx4HaZa8C9Uuy64j2kAXM4vDxV0JB6aSDKvSWaoC5DRokq76v55r3DFo4DH0Suz9BvmolYq9Z463wj-CVvamhYCbyYB-LXwq-geQV-CZiQ0QVfyhAUa2_Hmcf2AjxHQRKPgsSGcPQed7XbMPjo5xXHo_uYAKFxFJMOKtl8xCHcyafqxd7p9JEmp6YsMNFymhePlI_SteIrcAqnVs--a_ilys-vZmPu1LoR05QcpMyGir-is4SpeLcT-jxX1vMlYe2mBiHcmariEjfvl9uFsp6D1PBtgwBxlwC3PsGSytp4c-XKldP9tWKs9XbeYk-TVp2lETMh0u0Q (required, opaque value used to maintain state between the request and the callback)

login_hint: 516643 (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: 20c5078bb6d15da082e5 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)

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