{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "125856948",
    "entityType": "User",
    "nonce": "0x6eaddc9fa18f2aea839ebb6f732df02b3dc78d1ebedc29de8dfe9ee5a4bcb120",
    "signature": "0x8abf892e0d8765089f12a603a53d9c2fac7f0ce58fe204491932a98cd6b9424934837a20c9320f590a06898d192fb6ff878b24b331f5c8e1d30fe47f168e78bc1c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}