{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "200730",
    "entityType": "User",
    "nonce": "0xc8d043e22970deec0d8ccab29149666759e3b24f15ca415a7abad0b35841b15b",
    "signature": "0xbe09cf2a7a6c9a503787444323d380b1763239304df436cd85db8efac81923fb3fdb5550043f34cf75628e06bc4bd25acc4786873d09f568a60fa10e6a5d09c11c",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}