{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0xd77505417efcf64795838b07ad9d756ec2413b8ccb1fb2c86a496e2991cebf10",
    "signature": "0xe86b3359159fadcf939d04361763d5b78d473cd9b15067044df44ec43584f09e21e800213f9a7c2cc16706d0bcc5406d840b9f34b41685200534cef31107351a1c",
    "signer": "0x90A9206Df4cA22A1ad24bfB7F1b639Aaa812Ac58",
    "userId": "266782887"
  }
}