{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "27755",
    "entityType": "User",
    "nonce": "0xe31deabd30a7de77c45d4f73c2cba7d3067fa92204c776fe5a2e6acad9cd62c8",
    "signature": "0xb063deed001a0c0fb72cdbde0fd285859283ebc878af3a217de77a9d739d6f607cd3376a6a012685fd269c2417133a2761de1b7663853bac2bd93b376f7d63031c",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}