{"iss"=>"https://lti-ri.imsglobal.org", "login_hint"=>"752041", "target_link_uri"=>"https://lti-ri.imsglobal.org/lti/tools/1960/launches", "lti_message_hint"=>"37034", "client_id"=>"1", "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/1960/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: 1 (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Im9hSmVFTlNKcFdzZTQyR0JiOURQUl9WbTdLR3pnYV82dnpxZTFMQ1ljRnciLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoxOTYwLCJzdGF0ZV9ub25jZSI6ImI1OWE1YWZiYjc3NzQzNTRjMmQ1IiwicGFyYW1zIjp7ImlzcyI6Imh0dHBzOi8vbHRpLXJpLmltc2dsb2JhbC5vcmciLCJsb2dpbl9oaW50IjoiNzUyMDQxIiwidGFyZ2V0X2xpbmtfdXJpIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9sdGkvdG9vbHMvMTk2MC9sYXVuY2hlcyIsImx0aV9tZXNzYWdlX2hpbnQiOiIzNzAzNCIsImNsaWVudF9pZCI6IjEiLCJsdGlfZGVwbG95bWVudF9pZCI6IjEiLCJjb250cm9sbGVyIjoibHRpL2xvZ2luX2luaXRpYXRpb25zIiwiYWN0aW9uIjoiaW5kZXgiLCJ0b29sX2lkIjoiMTk2MCJ9LCJpc3MiOiJUMSIsInN1YiI6IjEiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy8yMTQzL2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3OTE5MTg0NTQsImV4cCI6MTc5MTkxODc1NCwianRpIjoiN2JjNTgzMzcxN2I3NTY5ZWE2YjkifQ.FTEPenoHIYLyVw2oE_OmCac64PEpDUoXfUn_OElFtNtFC2cbcZiR6rMQnClugcQo1_hoRbJ-c0B4f_P8ZF35LwARz9-F_yMcaEGUYfhJOWPVCvsOii40u49GER2FTl-N6S8fZVToIHnQs8wy88BIbtZs_WY2gA-q5ShXWARYMxKd9v0ldlgqva5b03wMTL7I250cR5xXuE7EqUQkTACXkejwZDhoiGNtbr-xqOqfQRd9wSVGciTYuQ6XXYyErOep3SIDMF-EU5KfsaNRQ8fSFXUwZOhHluaKszvYFkkIi7TzXd5Veaqzq9__iA3H7k3742VR2NQFvTIK4rMXSFcnCQ (required, opaque value used to maintain state between the request and the callback)

login_hint: 752041 (required, tools and platforms must support a value of form_post)

lti_message_hint: 37034 (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: b59a5afbb7774354c2d5 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)

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