{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x7ecb68c6074ced4dfe2d644244a79578605ab4d2c03293661e34e1231a4a6a25",
    "signature": "0x2c2451e0d8fee7691768fdba628db7f0370c3fda95df9244c7283dc5066bbdc21e4a106059fe95a9fa46d677a0582980cd53005e8397085c6acaf6896a7699871b",
    "signer": "0x9590a7FC32307801cFD04D758af761B7C95a3Ca8",
    "userId": "840971659"
  }
}