"_id": "22nytdn4QqKvSk2Av", // Random.id()
"t": "p", // String Subscription Type (copy from Room)
"ts": new Date(1432937851208), // Date Subscription Creation Timestamp
"ls": new Date(1432937851208), // Date Last Seen Timestamp
"name": "my-cool-friends", // String Subscription Name (t:d -> target username)
"rid": "25fkmHMDeFp57ZqYg", // Random.id() Room Id
"f": true, // Boolean Favorited
"open": true, // Boolean Is Room Opened
"alert": true, // Boolean Room has unread messages for this user
"unread": 5, // Integer Counter of unread messages with mentions or from direct messages
"_id": "CABrXSHpDqbZXGkYR", // Random.id() User Id
"username": "liam" // String User Username
"_id": "CABrXSHpDqbZXGkYR", // Random.id() Visitor Id
"username": "anonymous" // String Visitor Username
"customFields": { // Object User defined custom fields
"userDefinedField": "userValue", // User defined field example
"userDefinedField2": true, // User defined field example
"userObject3": { // User defined field example