{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "180188",
    "entityType": "User",
    "nonce": "0x83a79fc7ece06bbe344c34d17f6dc4753a35c26bde697b3db8814f27bf4b18c5",
    "signature": "0x0ee30b1716396421b940eb143d21fa5210763f241b587f974cb66168863217270249edd5944c8fb40cc87ff6d64f8fc4fbcaf3fbcb4fc4b437b66aee6cf389f01c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}