{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1885116",
    "entityType": "User",
    "nonce": "0x365a0f3cd37bebc6ea1858545932f7ebe5e5e6eb8660b28c49c6ea82d18c9c59",
    "signature": "0xf5aba5823b95d17f58d26a720f0cfdaee16dac9cb4c1da70b495cffb039e2eb7427c909624f3fe7a78f18f7d4807ff1636ca91cb4cc4136a8436a73f7fbc4e8e1c",
    "signer": "0xedfD58D5d082Ce843F3f84B08f027aB709BaA5f5",
    "userId": "386423139"
  }
}