{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "358998259",
    "entityType": "User",
    "nonce": "0xa0a756e8cde33324c48431463f17285d848b3db3f9bb08df24bd53d7afd44d52",
    "signature": "0x06bd2fb701a6f0613089c91ca98c95c5980f91059832706320cb98627fbb4e7a4bd658d9b4c90d7f7ed11a09abc67b64080507422b5faeea585cf079dee26e341c",
    "signer": "0xeD4de8C7aEdcca7a62a5E17Fb9DF5ee4991E5b73",
    "userId": "209405413"
  }
}