{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "164551",
    "entityType": "User",
    "nonce": "0x03ea03e74f6756fce2e2586e4c9ae2ef0478f7fda741899f7d88c5b526527174",
    "signature": "0x1531ee81169b6a87ea5d9649c7035fce4ad49e9acab5d7c60f7372db7ed9cb02650aa3cee3d4b52a6c3351ecb8f4b4a09fb83ce2da8abca7b275cf91b1b871041c",
    "signer": "0x46C85bbd3c0c697Ac1Ab2Eb3c8684cB5b8Ef7ecD",
    "userId": "368331039"
  }
}