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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/2900/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6ImN4VmkxYnNic0NnNjlicDM1OFJBOVhORm9tSlZkVlNvZDhvUml5cXoxRGsiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoyOTAwLCJzdGF0ZV9ub25jZSI6IjYwOGNhMzk1ZjliM2I2ZjFhMzYwIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyOTAwIn0sImlzcyI6Ik5hZGVlYXJhIHRvb2wgMSIsInN1YiI6IjEyMzQ1IiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvMzIzMC9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzcwMDU2MTU1LCJleHAiOjE3NzAwNTY0NTUsImp0aSI6IjlhODBlODc2NTE5NWE2ZGM1MzQyIn0.LtQlJ7kRiyWuPfrWnkMcnJriG3SFD5cQxKAp5YoI7dSHXLlgn7Zw3qaKwbQ1WBuEpHqmZsgciN8XWopZR4Vn9gxPVBYAYv5MyBFOk_9IUoTIJXaU3o-5hL5Tu3n_q54qnVzbjnSd7xTCEOSuOZWMwVaSWoHNDSONl_KcLaHCNcVMUqQYSFklMPG4i9j64uLXFi50DDx7YDQKv5v6JXve6XVWO3fBLxPg-d8to60cbEF3aHi6cciP9kVTUb274kzG9c8jmWxBo2MHemWmmwZd67-7jkmKAmIWYIM-qeP67up0KHcTk39Uax71w7vGwomztUTm5WwmItwTN7yy0DU7Xg (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: 608ca395f9b3b6f1a360 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)