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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4112/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6ImJvblBQNFlxRTc4LURkRUpoX3BaSnVySFZ0dHlsbWlSUjhzOWx0SGM0eDAiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0MTEyLCJzdGF0ZV9ub25jZSI6IjE5ZDA4ZWUyMGZmMzg2MmI3N2Q3IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0MTEyIn0sImlzcyI6Ikplc3NpY2FUb29sIiwic3ViIjoiMTIzNDUiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy80MzAyL2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3ODc2MjM4MzMsImV4cCI6MTc4NzYyNDEzMywianRpIjoiZTg2MjY3NTljOWVmMTVlNmY2Y2UifQ.Jicke6MlQXrLWj-9RUqqd5AFWFmhtCffivU-SpyAUPH8Qem33mhUiXZAVJEeQIoLmG8CLccbAOBq69OGrAdRPt8V2LR2V_cPX_lU0eJOA_jH4ayp_i4Bgpx0hSmkbAN2V2WjlgWOimx2aqgsS2eacVkkwCG3aCqA7ZaVbDE5oC3LMi0khDoaQ7UZgTLiWnLftuEDV8uW1zGVoH2AjljO4yd3KXOG9n3UTaXg9pC5FlSl-UXOp13B6qpxa9ZhGQ1kpBdd-NhgoyElRCRcFFODLHHoy0IA3QiwWxzW_Du1pa7_YeZ1dUDIH3-tgK1qS5P7D1L1tU6STHfznyao810CLA (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: 19d08ee20ff3862b77d7 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)