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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4868/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: client_id_123456789 (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Il9pMDVheElFY0VBS2NtLUFodF9pLUZPTkZ3VEtoVzFIZVBvZTQwbVNvd0kiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0ODY4LCJzdGF0ZV9ub25jZSI6IjRkNDQ3MzdlOWM5ZWFjMDczZjc3IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0ODY4In0sImlzcyI6Img1cFRlc3RMeWwiLCJzdWIiOiJjbGllbnRfaWRfMTIzNDU2Nzg5IiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvNDk1OS9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzcyMjQyNjg0LCJleHAiOjE3NzIyNDI5ODQsImp0aSI6IjgzZTMyZWZmNTQwN2EyNzU1YTRlIn0.Hafi7ilKCRJ9JZi_5k127ETsilDl-M0gxOsOGnPoZ2pz3vi-V1gm-78fEUjASYwCfWQgCSdzYNALOzw-YFsknci4F-8MAUzbDcCsHfcrzgcZmWhMewBHr7jG9vSIgXMFDCIwF1C0RTYW-cxYsz_tvubB64-7o4ZwOYDO37zER9gV73GdiJLLyYRk9sc7qDrunXd88FLnjSg_xdXm-lUzbxKrNR16n7bwi4CepIakm204KqqtkaSE31Q6ieo7-YBb0T-0Kz1dXCUK0WpwZSlb2lJxo6sX-sJ4oxHccoYCHBfNsRC0-DanLqDR4qaq_JR-ZnxB64ztrcBTl-yK-Jk6HA (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: 4d44737e9c9eac073f77 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)