response_type: id_token (required, the tool must use a value of id_token)

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/1850/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: ab23789 (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IjN4UHNoYUJrRy1rWUVscjY0MHVDYTRyZnJNNlhEQmlJU1hJQl80WWFSaGciLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoxODUwLCJzdGF0ZV9ub25jZSI6IjQyNmQyOWY3N2Y3YTRkMjQ5MDlhIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIxODUwIn0sImlzcyI6IlN0b25ldG9vbDEiLCJzdWIiOiJhYjIzNzg5ICIsImF1ZCI6Imh0dHBzOi8vbHRpLXJpLmltc2dsb2JhbC5vcmcvcGxhdGZvcm1zLzIwMTEvYWNjZXNzX3Rva2VucyIsImlhdCI6MTc3NTU1NzkxOSwiZXhwIjoxNzc1NTU4MjE5LCJqdGkiOiJjNWFmMzFkMDg3MzVmY2VjNTMxNCJ9.TjPzclpzG_jUKP35BFKPF_bupaCB5DTbcGA72HL8dUZXuULS84gmhtoiCUEZU370z3hsgv2b0NfmZdVdD-cz4oT18XAn97y5iykXBxOLwirWf8vsmJFsssmXWMYO9PJXEBREMNd0GK57gOkUKK75sjccqybUIrNWbjk1SIUKJdr6BSJJE7Pl0IX8I8AfnOVCcWKNCGDlj2iXgTXVY3GR7oSuLFTp38zlvCvNVCKOW2yeSS9R6cIRDuVxiR304jS1BA8MM-m5PRQmMN7I2Iozl9s4MryFeUXD4bom15QQWiHo7l8bXNeuzlVs-jBHYnok0XfcScBHWogbUSh9GE_wHw (required, opaque value used to maintain state between the request and the callback)

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

lti_message_hint: (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: 426d29f77f7a4d24909a (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)