{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "146791",
    "entityType": "User",
    "nonce": "0x7d1f709761c040b7ffbc627914f259247694eda339a3ab1a1b5b8f62edbb27ec",
    "signature": "0x5d1f0f2c3f1a44fe2d08fee7058e4f3b5e97b02d4b1018121f07700c866ce164547dae33fcb899f4cdce7246eff058154e4005aefeedfa668e918140451ac6ca1b",
    "signer": "0x27204C77Baa4a510c92A96A4ba3661CC53EE568E",
    "userId": "35918963"
  }
}