{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "83006",
    "entityType": "User",
    "nonce": "0x337aa4bd46630614e9fdb404f1b8c2b1f094bdda3b20340e2bdddbfb011ff75e",
    "signature": "0x5249f0657199aa563156efd418816f6ab61dbdde90792dac998d9ce871a1b3f5563986d39d5b85608bcbf82ea09dfa39962e2e3acbab7dfc0f7eb1073c843cee1c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}