{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0xca694e854a59a2e829c2fb4f297a6a2004b11ce51d46f7be552aa24afc8ca152",
    "signature": "0xc149b1710e1ae3d9de953eeef6e9e2f43672d61ca6b3cafda4fcfe37231c594b7d5926e20df779d211855d80411421b6e1d60ebc0958f56881cf72fc1658e82f1c",
    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
    "userId": "508186998"
  }
}