{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1104",
    "entityType": "User",
    "nonce": "0x8846955fc6108ae026c31bfbdbfcfc7caaea291ffc6a663204bd96fb575a3fe7",
    "signature": "0x8409d951772a2fc93f51ac81d37280f3708016c2898215e6b92f0636f9e19fb074d34aac9028c707314b2d337e512185fdb7de0e77382cf7bdf91e50719849eb1b",
    "signer": "0x1CF1F07ECEB2f13D54412EDc889E296e81689c8C",
    "userId": "894558437"
  }
}