{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0xcdc1655034171bfd502e3ec9e1fa9b81ba4f0c5f0650304292d47dd5e0ba39cc",
    "signature": "0x0db6bcb1ffcbc19bece5419f2cd215f880fed4f66e8ec86da510fbb8cf303c0f7ffd97daa24daf1b704b49f9b4fbdf6adcff579732d6f2d47266f0a785caac361b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}