{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "76938",
    "entityType": "User",
    "nonce": "0x306f5128dfd931d6b3118002c8f11afdf89dfe52d839c6189a7dea735dbefba7",
    "signature": "0x25126add94fae881faae562316567860942c44aeb081a9419680ccdd6d0801d15511c8c1eb2a5f478820d9416302b0fe0a4c0ad0eadd14963a4184683b754cf31c",
    "signer": "0x33c702d534707f8Cada5DdD521C5900827973f1D",
    "userId": "5642"
  }
}