{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "224685891",
    "entityType": "User",
    "nonce": "0xfafcd914e2081939c1ac3e4d53da458151f615a38559ba254c0fda7b4568e14f",
    "signature": "0x8ed0d9744858789f665cf5cf8b8bf2b62baf98bd0d2fb4d506867134345e85e646bbfaaf7606aeb64e601b2ac66126bb9def28a91b51f6d01c57839be8f0b1261c",
    "signer": "0x5abad058d33E1C0C0A69d85BA3181678C1721765",
    "userId": "632918751"
  }
}