{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0xda8519aa355d0b36a0793c460b94bda7b3ebeae00138b37afb0ab0210651e280",
    "signature": "0x4bd5c190278ad19bdaa49e78da1d7ebe27c87ac2c94a4f71c139d2e99504e3b73df7ca9cd8029692abd45a6877a0aef9a7060c671ab259a95ea3b62c15db59ef1b",
    "signer": "0x96F25BA81df0482778A947af84C03800CF5f5d64",
    "userId": "993166642"
  }
}