{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "105826",
    "entityType": "User",
    "nonce": "0x876c452e6de6ab7d6d423e75cf075e16ee39e3c898e46228c935c7da3d321c7d",
    "signature": "0x166096feca70919c5a6ac8a52c33b282033f73c7f0e7bc58fce8b13e5acde9650925a91404e673183b419c0ec3d50177e7c2da12d9e41f85eabc532ac61685071c",
    "signer": "0x738Fb353b57EdB4d1f33c0049D33b204243db2ad",
    "userId": "693463302"
  }
}