{"iss"=>"https://lti-ri.imsglobal.org", "login_hint"=>"625302", "target_link_uri"=>"https://lti-ri.imsglobal.org/lti/tools/2086/launches", "lti_message_hint"=>"39626", "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/2086/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6ImEtX1FjT3BJaC02UmNhT0k0N2FjZWQ5T0x5M05VYko0MWRxd1YtZzlXdEUiLCJ0eXAiOiJKV1QifQ.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.koDWl1dHrdu1nDbezTcgYLvVBjhuPRl3hJEUuZ3L13gs5bN0tzd4ofDDh-JtzkPXIrRCmVHuCn9FUguYCX4mCgdoeYfDzlrZNoNooL2JI5E_y9-qzF85_9TLm7d5LqJKvwoGzIpHbMZN_sWRe8UUnDEemqgHS_yu_Tr5I5zZh5rhBQvPYRS4Cb4VQzunCOqyz1nWKV-2vdNENX3hGQOzha0J1QMTkxuh-ds1AplFLmroOWaQcqeBB61bz3Jb3BFroaIX4Yel7ceGtPDqjQMS3aF1keAdr0bJnrbCxwSza7zZeppIVqHDyfHeee41BJvunPjNJs6AisS_asH0KnMGNg (required, opaque value used to maintain state between the request and the callback)

login_hint: 625302 (required, tools and platforms must support a value of form_post)

lti_message_hint: 39626 (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: c6ec5ec9a594adca4472 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)

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