{"iss"=>"https://lti-ri.imsglobal.org", "login_hint"=>"1037278", "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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.qpkSIIrAcHOXMfLRI_6pzm-mq3mUQMWViRerGM0hLwEOdKIRGfhao5E0uM9-WxlPy2HhkNQL0xkxkNSnDBDs7AVq_84QdchsSZEQkYidzZud6i5lmdxiYbivt5l9jm_GYskLotxNGRIJHOKXVS834z7sWflsQwdlj95jgqf2kMMqalZF7Otk_c7oxZPuIGY9T2a85a0p7R10KJ9TpXlU_Mb4dKZMYmbsyL8WWGy5WYjSpzgIV_4PPj2Dt4-p81YEse5bl6_2r1dXcK0UtH_gby_MXiC8GGktcPpLWCiDuXne1EzAxT-h320VnPjPZXywXpZdmOaMFpPVQ1UcqfTAiA (required, opaque value used to maintain state between the request and the callback)

login_hint: 1037278 (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: f6edf165bebdf1efbbc8 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)

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