{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "107056",
    "entityType": "User",
    "nonce": "0xa66ed641605743eeb24e3814abb78bdeffb5829e044c871681caf49f36641971",
    "signature": "0x6983392037e4f7b430c5634acba21208d9f4d20abfeb727e9e937de8d22c59c0191d077baf1e9a4b3ea290b6b2bd6ca4349ffa54707eec372298c7428e5af2a41c",
    "signer": "0xdC3259a4db5A8697644164ebA1621FC6A4C37488",
    "userId": "792349587"
  }
}