{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "24563236",
    "entityType": "User",
    "nonce": "0x6625fef30792c987df37c7b0375f6e76aaf7b236f4471449b159b0d0c0b12157",
    "signature": "0x1002a8f203cb2afccc46959d01d3e9f74d3972777542306b46be6c92cf630cc07521c8d9b0aa58425c336a079ed83ede93690185d13b0b241af92d11044fb53b1b",
    "signer": "0xaB90b80e01A874dbd9B356083A2a389999dB06F8",
    "userId": "883066600"
  }
}