{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x39e6449b9d10ee494d2a1ff3beb5528174df29bfd22350e764fee14ef7f20a0c",
    "signature": "0xad188a5c506051daabb080030f4b245b493942197b3760cb23274c28a0ba331227b4cbc9aa95a0d86d8bbbe90c79d8f88fe89bc5d4f4e05ad605879ecb67ee381c",
    "signer": "0xc8b59C26109BC380ABC47eBad3DF1FB7d6aBf13C",
    "userId": "37821039"
  }
}