{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "11209",
    "entityType": "User",
    "nonce": "0x1f1ef17f9bf67454d3b6632787073bab2738e9c927dc8a85ba7777a5042bce99",
    "signature": "0x9efb65953c6c9f8d52416128ec42c8a36ca039c1a8cc595eac15b864002850ae0f1cca784f168f440249b8149083bb148eebe63fc83e2f647ef2c742843ef4f21b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}