{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "125858",
    "entityType": "User",
    "nonce": "0x6da120902781a666102c68eebe7dd4db9f2640d6ed8d882cf6f1664baf70f1aa",
    "signature": "0x01e8e3cfc754c3a017298b50f14801e1384460406e5bf7e260b0f8c0812452887667d2e848295873ae0270926a6f9a89b72f8aea4b9e2cd221d7028ea3b16b3b1c",
    "signer": "0x42cB1e20D724BD902Af64cd85c700BE6118500bD",
    "userId": "47154652"
  }
}