{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "164029",
    "entityType": "User",
    "nonce": "0x1fe1cf730f343211f7365d893d9874f0ffa30755a07fca8799f38b58487e91f3",
    "signature": "0xbe18c4af3b1ccb5f6d3da159e0b8d89e55082a48c39ee26848596e5b93a995fd461e31e8b8963e90b9281279555832bd53603572df3a3e1a89bd1a58db9315291c",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}