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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4428/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6ImhGelBmckNHRjE3MzdiZ1JnVko0dDdzQkZabjc3Q0hZakFOaGwtNFZUaFUiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0NDI4LCJzdGF0ZV9ub25jZSI6IjQ0OTZhMDU0MDVmMzBlZjZmMWU5IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0NDI4In0sImlzcyI6IlRpYm8gTVRIIFRvb2wiLCJzdWIiOiIxMjM0NSIsImF1ZCI6Imh0dHBzOi8vbHRpLXJpLmltc2dsb2JhbC5vcmcvcGxhdGZvcm1zLzQ1MTUvYWNjZXNzX3Rva2VucyIsImlhdCI6MTc5MjEyMjcyMCwiZXhwIjoxNzkyMTIzMDIwLCJqdGkiOiJkZGVhMWQ0NTE5NmJlODU0NjI2ZiJ9.uNPEAu8r3DARq6zCECLcFBXzhOxZQ843B1CmQO86v6SRVXwuUJrpmW1JzxlQmiRsgGBVuiM0xZITDeIEvHNY3_XxBsCTDJ1mVgavg77l1j0H6MoGCEbwXa6NZ5oee2hOFQA5l_XIQb5xZj6LvwWSBBlIq78bsgRs1Bo1sbQCyl5cmSuXxD6MXF1PhWafiY3Jh8z-kvAXRbz_D2VZnsWqvdTaHF3uoadY-frLe9sNhSv1Ax77_gaVb0Mjc-46aAvw8zb1goADW-2gwLZbkAmszCiRp4nvKPwg6ecKQkjobda2ho0d1ZLjM7zNR6d1y53sCjlxo5dmbaQy-qjw3kEIkA (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: 4496a05405f30ef6f1e9 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)