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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/2503/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IlV0OWc1cWcwY0NYSkZGYkxrVUo5OE9Kei1OOEhOVC1uWEJ2Rm4xZDFVOGciLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoyNTAzLCJzdGF0ZV9ub25jZSI6Ijg5ZjI0YjA5NjdlNWIyN2U5MzkyIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyNTAzIn0sImlzcyI6IkxUSVRlc3RQbGF0Zm9ybUZvclB1YmxpY0FuZFByaXZhdGVLZXlUb29sIiwic3ViIjoiMTIzNDUiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy8yNzkzL2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3NjYxNDc2MjYsImV4cCI6MTc2NjE0NzkyNiwianRpIjoiMTM3NWVmZjg2N2Y5OGUzYWIwNjAifQ.sGZsbugbPGL92ucleXZ7E7nu9bcS66H_DXm9swZ4_FiKNHkLJioKpm6omceAGmDg8zI6wdVT4g8H6fEgOn5VDTCCBOReTs6zINgbc9jN9yQOOhag_r8o6CTWVFhH0jiwhYO0spj3R3jzNmCcyRbN8a5BviCTOu2ZplIHtLvOmp99FCuIzEdHQSm3-e2nStia6aO5XnnhI2oysW2yooBGjw4aLDVuZrKuHOrtP57B18SG4cih9ygaoPxjg2JWtzs577pg-21UktPgyGiHMigRGJty80taqmbFQoPE4U0sCFg-OkDK5n6Rx498M84fXtFr6mWCVu7gmFRdNGO5t3yoNw (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: 89f24b0967e5b27e9392 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)