{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "28155",
    "entityType": "User",
    "nonce": "0xc0abde2de524bad1bad5c483521c54d3915cf785e2a11040c01e91ffc2741b27",
    "signature": "0x3c6d3b4b87993333d28fba03e288dddfde92e97d778db34b0b9c6de84ba0c180646723c09783c66fccdbc237bcb4af392d6458ba5a6175db5d199da91599d8971b",
    "signer": "0x1A3180C2B77F308242944Cc798Ae0C216079DC9d",
    "userId": "916060975"
  }
}