{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "114250",
    "entityType": "User",
    "nonce": "0x1fbec61395ea1454944d70628385431452cc51576c9ad57e649ca3b7c53bf198",
    "signature": "0x4165918c6b9b3780969d53bf2130bb5af43185f1bbd3507c2450f72d40f5a7ea0a8fa609c0dad30279c6cd859a477160ad51c0b83211959032423cd2446fd9701c",
    "signer": "0xC965eCf215DC75172bD11e8E1dbE76EDd838886e",
    "userId": "260849"
  }
}