{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "261999",
    "entityType": "User",
    "nonce": "0x033497eaf984439124e6fabf1909c68f45cd623df37eecbfae7d9fa3e518ec26",
    "signature": "0x80a6fc90456391b3d33e1056e130030c0ef6f78a0163d0aa75c125445e72b7b67a20b022b6adcd946688bcd38a0bde777a2245749cf56483405458ab42615f7f1b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}