{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "182428",
    "entityType": "User",
    "nonce": "0x3f3cec381639278d062617c3d0ee4f4b8c57dabebccd1d34cfc33e6fe0e30d28",
    "signature": "0xe945dfbb41f7f174740d1a6b6206b86f126c31ff630adf83989e8fc59cc228ac59beb7ecbbd6289de8059239fe749a4e0e37ca8d0c0545d87ae6958b844efdf11b",
    "signer": "0x30613aa1eb7e55d275A5F44e8c812CfE21FeAE9F",
    "userId": "617203042"
  }
}