{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "20",
    "entityType": "User",
    "nonce": "0xdce2fb81a1b9ec40aeb5022e5662d2c027bedf24cf4561909b73ee661a5bba29",
    "signature": "0x612dede84fbdac8954c083e108cbe6643c6a9c286218ceb79e675224bab486bd6a2f18a9e71069c93d4f8caf35e4fcc4faeac457ea1bfcaf84c8802bcf450c9e1b",
    "signer": "0xea79EEd60D97517387a63Acc5fd3BeE2227F1658",
    "userId": "220230236"
  }
}