{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "3166",
    "entityType": "User",
    "nonce": "0xf55003f6866a7ed99451b69252983a3951d5c3c5c40a6a46fce5d4fe92c37c3a",
    "signature": "0x32ba1de36d2756079196d78a72b36de20eead5171e27b82cebfcd716526fde37087148d65d0241334d496ef8c89a01e262095ba7aa632a5f47f29b2457dbf5e91b",
    "signer": "0x474B8467757bEdBa76afC2394cfCb801C991B143",
    "userId": "815537464"
  }
}