{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0xae8bc2ab04056a81cb8711d741614562a493f144bbd5300529ff214aa5935014",
    "signature": "0x4f637b744b1125aa755cc18222dcd8d3a091881bb47e9e9c1d050d45c543ffd0018995a543c86a601b80febe358715d9b5d21f9100c9a8ae9cc6d5641142a5411c",
    "signer": "0x36d18C7Be12192e2F0a0cE83cAEB608e890615aE",
    "userId": "183565516"
  }
}