{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2595",
    "entityType": "User",
    "nonce": "0x44637acf5426d5ee1f0cd98c7a1a70ff392bd06b07d4c84f6dc5780f92188178",
    "signature": "0x0eb4d492fa73792dcd435a9848f3aefab1142b7d13686767f72dc2aa89e4179038cb51ab3c4e8bf1a8808bbe9e0876623a161933a55eb37128905b4b570b34b51b",
    "signer": "0xb15d7053c985Edf1d74fFc9893ab67Fdc2B33090",
    "userId": "211545300"
  }
}