{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "230176",
    "entityType": "User",
    "nonce": "0xdbe83b919335b6fd0a5b4d3c916bbe651254652d69ec89e8de3186d6dff14fcb",
    "signature": "0x689f6077aab451691b72b02f2a3dcb2be512cb4fd5ab5ee87d6c4fe748e1033b62890b5c1986f0c212adb5e2791cfbe4994908ac2bbcc174e58510fc642984771b",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}