{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "180568",
    "entityType": "User",
    "nonce": "0x492c718f68c2380570fd5e7657619ba229b328f8f8598ea5458b5d9391b8c47b",
    "signature": "0x25fe07940e5fa7a79dd4d8e4e90500a034828a8fcf424e7b938219bdcb2f9053109760845a405ae8fe08639b5a3a8ce1522ac874db7e06570f8807b50476a8131b",
    "signer": "0x2BD0c2111290EB20B2843e8b1c0f25aA5cd52a6f",
    "userId": "618242981"
  }
}