{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0xcc9571cbd04362a5d4a9587bdf8081df73ad1f7cacea3ca2dee3103e998c37cc",
    "signature": "0xf428e498716656071af61c40c1bd55b75a5ee54f4bb202df8455c9c7ad8ca4240fb15a79abba012a39347587a4e9973f3e267d84d22cb955df36cdf751dc3aac1c",
    "signer": "0xf6923D959F1Dfb3d18646BF5D1c0fCf0FbB883e4",
    "userId": "626738672"
  }
}