{"iss"=>"https://lti-ri.imsglobal.org", "login_hint"=>"832379", "target_link_uri"=>"https://lti-ri.imsglobal.org/lti/tools/2361/launches", "lti_message_hint"=>"62365", "client_id"=>"clientid001", "lti_deployment_id"=>"MyDeploymentID1"}

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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/2361/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: clientid001 (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IjBzTkEydUdKZ3kzX0pqOEhCRnB1V3pQbW1qRE9adzNFZEJ6QVJvY0UtRm8iLCJ0eXAiOiJKV1QifQ.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.NWCcl6EMAqZgH_noqKPBDDc77jgAthUvlGgtxQSQCGsVMYvRzO-Hp8Ud0hyw_i9GseS5jzvNl4eQLdMnGTa7dII97YKUiMMz10JwJZyFqyFT3nf5tCB271zUJJZTufCygreiGR1-OqjPhd56r6Tw1z6YY3Zx0a-NfKWalpHBXgCUSEsqBL_AwmxUVFupEkxik4TzYp-5haX98ZEZTWONjS52o6N7J4XoZKTvfRSfFC1WJCp3abRG_RRrog_s_gE1KNwYx0T2ND-aBI1iP6CU4ZHwJuwc07D_CtakfNn5194RkVmC4WQoJrE1WRlUgdjW5iPtvlwqcQbc1I_V9kRcpw (required, opaque value used to maintain state between the request and the callback)

login_hint: 832379 (required, tools and platforms must support a value of form_post)

lti_message_hint: 62365 (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: 8f3d3bfed143be9300a2 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)

Send GET Request