{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "234183",
    "entityType": "User",
    "nonce": "0xe862390cba526b104df8cb902ddbbe8c1991b2d4e55a5578dffd40473d645003",
    "signature": "0x09ad1e6bd3f86554047921f0f6a043ed6d22fb53a09f77af1dc4b0884c2e40273b2fe3b1dc43f0f8c2fa1a74cb84a4219c0be8df1ca39f3c239d6a22af78e9fc1c",
    "signer": "0xaD18d47Fa572f5b5Ad74227EAA7B239318402Ce8",
    "userId": "176359011"
  }
}