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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4516/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: 123456 (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6ImZmME02cWtKN0FOck04SzA3Sldhd3RmZklBaDNGUms4M0d5N1ByLWRlc0EiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0NTE2LCJzdGF0ZV9ub25jZSI6ImJkZmM4OWI1ZGI2YTdiYjFiNzk4IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0NTE2In0sImlzcyI6IlRvb2wxOTEyIiwic3ViIjoiMTIzNDU2IiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvNDU5NC9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzc2ODY5NzY3LCJleHAiOjE3NzY4NzAwNjcsImp0aSI6IjU4YmNlNmY0NTcwYTQwNzk1MmJlIn0.LWx2XgTY0vMmQzc8UTbYDhyeehJ1kZMomB0NBSMl38zVNFN1jk2MgXUSK4XvU0aXRCwR5rxpfQMEUA1WZ0dXT5hVmk_6tQmqmzfelAoq0l6PZ3SpurJ_aqdlT0jGy5o-CTOwSERE8cwi6zj1NzuL3d563i8gUg4RbJ3XX75oubPed4q05Vg4hyW7aZpb_Ix-a626CaIpkvoxzjMh7kFDTtz9CuYwtHyucG3Yvb8ebIKBjaCvcGfw5cp8glWgKSP7_HoLNIHi73VBJCjh7hnDL9or1lXK_XjhYmSukKHKEGemKKBZ-yPS3cLhN3VQB-hxWh2RG2IgHjxFCNWREZmZ0w (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: bdfc89b5db6a7bb1b798 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)