{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x6c0da8fdfa728e8dd6c35a08b75201f4b6eff9cfc05b71eef4b90f24f3cdebd6",
    "signature": "0xce28096cc8e184be67bec16642902952ff32e97ce9406260d3cb6044465ea96220c6812222bbd1c5ff6e61f6184ac75455e63bd4a6fec7ea2e8fd6d14f718b761b",
    "signer": "0xbe916820AF010608151C80f3A74F7c83218094B2",
    "userId": "881446128"
  }
}