{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "163601",
    "entityType": "User",
    "nonce": "0xcc11fde00b1f1e19a906525a37152b86b2473cad5f35c0ae7710a5509434df25",
    "signature": "0xd934ca55a314e493dee40e7c7146ed96d3c06b2d0ffb3ee0de9bbef682c179464174ee9f695ad3bb07ac7d41acb65274b2c621bd42cb4fb0eff448ecf520aa1b1c",
    "signer": "0xdBe895810b3F9F6Dc6073E427C17bF8C3e1DF6A5",
    "userId": "842575483"
  }
}