{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "39692",
    "entityType": "User",
    "nonce": "0x66629dda634624b82603f1bdc312bf5c57dce7b5c96d660ec2c03f5499c0a525",
    "signature": "0xb614bcf80010927d96558c7ed1c2993874868fdf1ef8b965666631c4928182fb5994f79689db635fecaa8876401739cabcdf0c2e956ad26becf3df7dc953118e1c",
    "signer": "0x6818B889bFEAe14D2ADdaC4dBF0eAe75779d7Ac4",
    "userId": "341292657"
  }
}