{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "332497161",
    "entityType": "User",
    "nonce": "0x6f986a93909792225c47381b5c78319afc82d61a7aa612046b54b55ec68132ff",
    "signature": "0x2eb5c666d0c5a9f2236092162143c3340b39e27ed81b1b3d3bbca2a7d5357d685e48567bdf1b9c0f2d089869457ba23912a57ad7179656bb64bae93315e3e4de1b",
    "signer": "0x793bbEFbb3Cf1e6529B90296e502145aCcCDE8d6",
    "userId": "838777725"
  }
}