{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0xe431fef9eac333f1a316685aeac752abbe68932fe9d7265cdecb24ead9e3ca03",
    "signature": "0xfb23d3b47c07a65e7603a3c860e40c1e08fbbe31d7d6a7e95c89e6737cfafa3427997c21d92235dfbd5279644181fcf315f4752c6b68514efeab2a03b476d06d1b",
    "signer": "0x334c1E156039f843FC1FC4B64FBc58136cE8414a",
    "userId": "973129552"
  }
}