{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "157194",
    "entityType": "User",
    "nonce": "0x4e767d10d2c707d9375c75ea443c2cfeb14ef35bcc266e2f7c6c21d8f1592568",
    "signature": "0x01589a3440c6ab7d3cc6924ab428e065053ff73f0f5de6f9f3845a1eae71b354159586f78823a43f677fecb52d67e2d5a048abd3331c5d8a7ec8c85190788ef41c",
    "signer": "0x60495664C60cF8427e991465f31ABe2F9dC345A5",
    "userId": "696978255"
  }
}