{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x045ceb4f339ded964f5e412d0d901df2378c8761f38c4b0419be8916c2a6621c",
    "signature": "0x9efe15387b5653b5155b5170301167a8fa8e2ce2c72b6bf32fdcd99710f00e17349366a57a383cf3d0b554127d77e22c1b56f0d648e8d97da37d1e4a85e291451c",
    "signer": "0xA27B00F57fC7B3E81c4d7C4919aCec97E1fCf667",
    "userId": "329513359"
  }
}