{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "25895518",
    "entityType": "User",
    "nonce": "0x81d3a64782b1d5bc10582d5bba534502e3cd1116bc4e7f3aecdbc08ad486a7ef",
    "signature": "0x8a694b1e7131bd5b9f807fe72b673e918586b26b6870d9934029abfff4c04e94298bd38b5978f6b505133300c6543d88602122e38473a9976fa368b0aa8142721b",
    "signer": "0xbe916820AF010608151C80f3A74F7c83218094B2",
    "userId": "881446128"
  }
}