{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "148293",
    "entityType": "User",
    "nonce": "0x6c6fa4265f5d23826d1c0ae05d5c91961c8111fd2a8db2a0776c7f87a20612a9",
    "signature": "0xfad3ec605de1e97345aee80b1a24cfe03f2a7af2011a6f87ffacca2c172a13917fafdb2818a74ea86c3b1e0924f5b3b909e7079944ba856d17531eed6e2851ff1b",
    "signer": "0xA7D206a8f2b63986B1Af437a01CFbCDCcE69601e",
    "userId": "856769027"
  }
}