{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x73e9aa76a9ccc38d4087ed656f6096b8ccd185334fe0393bd5c5cc80a86936a6",
    "signature": "0xbab5f5dc7362eb97af105734d201f97bbd9743ee6b60d379987fbff172b466ac02bd10fdf2bf4724d9e2db4071858011db018253dc29d96fb0dcc348a96eced21b",
    "signer": "0xa994b8dF5782f9A03370955CD9107820F30cD6Ca",
    "userId": "283342965"
  }
}