{"iss"=>"https://lti-ri.imsglobal.org", "login_hint"=>"333004", "target_link_uri"=>"https://lti-ri.imsglobal.org/lti/tools/1795/launches", "lti_message_hint"=>"34071", "client_id"=>"ooClientID.2", "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/1795/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: ooClientID.2 (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6InVzSzlMb1paYjRTTVUzWU1LWDYtaTZzblBZX2FDb2NTZlBCQjgzOVJEdDAiLCJ0eXAiOiJKV1QifQ.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.E6fdc8kvthj1KaSKqnsoemjDGVEcVSglTCUuP5uK1q9PCpuB8-T-oSs_W7e4ot8_ojSTwopTh-Vh4BsC9xbvq6X1LiX3-FxCSLEoYz3hs7Xfss5cvoE9KnisqcOOLEbuxplvuDeGmRteS2Wl0tguod6-dWcToy8LZOaTERzSHEQINe2obc08g4xxjzkZe7AKqwwXvJ6kD24Yd9MEnmpll20beo5IBfebtfQ4qDZFkV_HOK6OUiXL0mjpKLYMjB5xVa49nues-4KTIENlqTe0O0RLr70VOlZkOsXm-dVPdbhER10kYxub5IuY6eMHYXpWIP_svV1McPuxxMPD55aNxA (required, opaque value used to maintain state between the request and the callback)

login_hint: 333004 (required, tools and platforms must support a value of form_post)

lti_message_hint: 34071 (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: 3bd45f65bbfa82fde2ab (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)

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