{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "235338",
    "entityType": "User",
    "nonce": "0xa7760b7e8f0c69d873943940b903d9b34750725365a18abd6e772cabe22d95e2",
    "signature": "0x46e72c91f79ef2757c578a573162931977caf2aa932c3d0114ec8a35e8b0ff9a717d7b3f4564c1a4de7dc1344c2a6c9aa28fb6347907816952a16dd645a06b801b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}