{"iss"=>"https://lti-ri.imsglobal.org", "login_hint"=>"1336567", "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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.OTIXT-3LxtnXCC2YzlSC-FBXLI-1OPG-XDctg-80s4pL3IrgUry0SbLrwbYzFfr8bpuRd-phsMloUPaLObgCDx5oIXPCmvYwRa1HC8gkVXZ6O8gi_4XWivn7ZLUnpl02z6h6koBgpTF-UbIeoCTYBOthuDLecuHgOJs9Pf5H7GL3lcg6qKZoo8wUVgJ2DfaDqXR63gRLmQ6WGm_PG5dafWGWdgB9FoJTvx71dq-QfU_85v0Kid8aFRTNAPLlkT2NAtND9iG1C78TPSHD_p87cmdXZd3SDGT7bvevX15lkPl-ERIu9-6g94kbntMbc4Q0w_zpjjP0AJTjlJWfHpf3AA (required, opaque value used to maintain state between the request and the callback)

login_hint: 1336567 (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: 018c662139270a1571d6 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)

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