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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4590/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Im1MeEp0MFo3bUQ2ZlZQNUZOTUU5b3JYRmNVNG1xUzNrQWxZSlNqcTBHb0UiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0NTkwLCJzdGF0ZV9ub25jZSI6ImEzZjg4NDZjNmZlN2JhODc4YzRmIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0NTkwIn0sImlzcyI6InByYXZpbi10b29sIiwic3ViIjoiMTIzNDUiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy80NjYzL2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3ODc3Mzg3NDksImV4cCI6MTc4NzczOTA0OSwianRpIjoiN2U5YjMyODU4MWE5OTA5YmM3YmYifQ.QxI9-zbJYPxl0skck_BMZ89w4bAdW-PUTrMvnbVbH7_W9IJQEFLvYsvmZvhc-U2ViUNBpJhCY4-iGfUKJRfarU8B606Ca5N_-DzOqElDhoXeBE6wyOFOtTH5bEKfwrTo5OBKDGxUU60ENxnUwEPYb_b0ACE6XIJW8FVr_h2QJSz29g_j6AuQAnNVWzadLhcoEXpUq1yuRA13nr53-5SyaXL1BN3CHUp_aNS3z_7AXcG3ExZOEH_8rAZWdTMKFfyT5Nk0UJQVIsP2Ma7LPzASton4regy0OtSBPir5vNdZe113td0Ntl1pWzpC6e3oxT_Fi6lh2TwfEbGxWHtxSjc-A (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: a3f8846c6fe7ba878c4f (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)