{"iss"=>"https://lti-ri.imsglobal.org", "login_hint"=>"615682", "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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.hS-iDU8zsJ1QTKIIiWjEE7xhoKXruJdy_ovu1Ck3Wxw0CToW8or_jTsK3CDXXm_pZChDZT9JlYpqZoxtizvZjvF85xgwnUf-0uMhjsWeoei2Z3lcZYaHP13KPZfM6Vldhqq11e7bZUu7AD4ajH37AVmzTnmps6q9zgrUuS7nE5r530ZOylzxDxMv32CL1INqvjfb1V0WUciaGbA9viLd2xnHZV8NCRRmSZL8LjatcAM3H5MbRQVotkPqVxXaXZjTJ3OnsRAKgml2ecCJ5AVtQK5ziFgNDrJvP69ETdYiMHez_h1_J0mIM9rmSE4byqYFiXX3hpTy2WgSTNWL9k4A7Q (required, opaque value used to maintain state between the request and the callback)

login_hint: 615682 (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: de7c5cfc95bfcf85f3d7 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)

Send GET Request