{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "166935",
    "entityType": "User",
    "nonce": "0x27558e5ab5e4eae2092a5e72a6b3fe90e2d0e60e216c12b87841c5ec1dbfb30b",
    "signature": "0x7b0ed2930994a0d8679517c315c4000d0129feddc40f96aedcf8b3590f110e2656946b679d14c4d331fadedbf6b1429387b75ea132e7f627219d15b91174ab0d1b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}