{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59528",
    "entityType": "User",
    "nonce": "0x91534e4e222d43a6646c1efd7c237652945977d2fec86461b2dfdbc87c898a80",
    "signature": "0x26b3a9da29c3fe1b29c831b1a5894fbddac0f1ed227c8cd4d0e83cc87902994c347107fe39fd2f128896b0b2b500c04b28360823399726c964405ce9b9e460d91b",
    "signer": "0x40E8E224E8F8a9f835e4dc8851Da72DCEd75986F",
    "userId": "504092010"
  }
}