{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "27127",
    "entityType": "User",
    "nonce": "0xdc20e93354cb8eeef04c05e9c0743047d9d187bd59b9ef25f4d4a9f2cd878d34",
    "signature": "0x371a3dd4b01e4919c0d5316e2bfc1dfa9ba94bf5468fb927da3bbb8a7e54c17427a13349f9eb3d8aa24b8a539dc299894e0e962d5c482b0bb4f9a8e30357680c1c",
    "signer": "0x2D566E1DaC6fc148a694abe846B32e39B6584aa5",
    "userId": "890889753"
  }
}