{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117825",
    "entityType": "User",
    "nonce": "0x59711c874c6dc5ca795c97c01a7411daa7980d234000540d5301d3605a4dfe3a",
    "signature": "0x722da4c3803766e62da8fbdef1c003de976f0896443432e8129d4bde1389b5cb15d26403b8428b554b2c03df81d365820b15985cbe59c031967a38697e6164c21b",
    "signer": "0xA5594f75935B53086a8f3231b314C131605FEDA6",
    "userId": "140185425"
  }
}