{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "314016",
    "entityType": "User",
    "nonce": "0x1eeb7fb7a6b9ee386d5312f182a39fbcbfae73501f3f7c4d47f87a08598aca68",
    "signature": "0xee57d7ddf1585a0db2d8d57dc05c78a459c203b019e7ccaab8a997c585be4af952d7433aeb79ef41c54ecbad0f49251562f97763c2d6444744aac30e3356787b1c",
    "signer": "0x9b1a9d02F213F5C768F11FC832194b5cB665E056",
    "userId": "418702748"
  }
}