{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "89210",
    "entityType": "User",
    "nonce": "0xfdc2611880be7f6fc2ab7a397ef58d9983150eb00cd86d13f6188cbf11de5e96",
    "signature": "0x3183f6ee9907c14a134ba7c9a3bf31ea05725cd6771a992c816d14ec1a61e45a6fc36daa2a966be385d4dc2e76002164731e627b098663b8e91cefb0a66f9bdc1c",
    "signer": "0xC35123bF05ca0B3A7B333c53E47bcd9f9DA864d4",
    "userId": "33896318"
  }
}