{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "72582",
    "entityType": "User",
    "nonce": "0xab3d81b4fac7c38caea48bab73b637e261fc68c28cb6765fe91a5c1b56757c60",
    "signature": "0xb132cd3882e2555a9032b011caffae2c596b630348f7f499696dd753672bf39662e4992ac63d0d2e5333287362a8d3a9e597a86d02cd5850770902a27a8a33721b",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}