{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1334982",
    "entityType": "User",
    "nonce": "0x5611912082f5fc58e822b507712317853ac3e86943a2a9b23dc275b852b4b00b",
    "signature": "0x7df8a9ff2cc9b426eb5faac081e5d4e608c0340cc6a3b13c4469deee13570b06065811c63c03f506ee87f88adb1ccea015e1c0a0a89f7eda4eebedc97e0f291b1c",
    "signer": "0xD967b68365738013c9197659aAb46EB73a488080",
    "userId": "488430169"
  }
}