{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "296557064",
    "entityType": "User",
    "nonce": "0x54b57e1c5323cc4924105c073f7aa6fa83c6245989e87977fb178bb700cefc32",
    "signature": "0xb488ccf8bac959ea90e4934fbc6361c01d4140bc52bb00bb9a80661a1bde99fc6946ca1e4ca44f62c6a2a062e41c8b85f0c0e8756de586d5faf0d38770ff6ebd1b",
    "signer": "0x6a79014dac58f1D33D45347A909f9628C2132216",
    "userId": "718119401"
  }
}