{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2047015",
    "entityType": "User",
    "nonce": "0x9ad4257fd22216352d8acbd53231ab946dd951f45220176e498a15ab75a5e075",
    "signature": "0x6cbd2d3378b87b0d2d81faec04ba10fa2e48bc592fa909b0bea62d5907812c335897ad191faec243d00b96e860c1e32560a13d279814cfc6d49f2f6c7256eedb1b",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}