{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "326049483",
    "entityType": "User",
    "nonce": "0xbc081d0f502c7c9a443d7d2bfbfefba3809265786df39d4aa68c203dd26f7e84",
    "signature": "0x8d45138618db894b9ca4617281bd059cfb44a1aebd820e63da529860881453eb0e7b4567925dc164e4cad7a46a1b5c0d02a538e89c8fab1e01976c61b8c6701f1b",
    "signer": "0xC35123bF05ca0B3A7B333c53E47bcd9f9DA864d4",
    "userId": "33896318"
  }
}