{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "396160",
    "entityType": "User",
    "nonce": "0xbe965104bff375b1276a9147def531c9c484b348bf4aab354cd7f1a001081ec1",
    "signature": "0xc5e0d88fd54a7746465858e7cfb795e538c75541cbc9f3dc56fd2777e5e36f890667113cdcbec8f4c1d9dad6b43cc1dac07804995542801d7ee87e6daec40bb51b",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}