{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "992612151",
    "entityType": "User",
    "nonce": "0x395f3ba76e453881d4e0c5f1bb1daf476ebf31e76cd658f7aa3570b924d82807",
    "signature": "0xc838f0d11484c0362835a03a3d378d4372cf203bf603a2b29f3a8d0a4e8ddd8835731602c6c330619886561e49864c5dc1a64136763ab2216b21d0446ab989be1b",
    "signer": "0x22386f422C6199b280A4A93e3E3fd84B21b46308",
    "userId": "282734377"
  }
}