{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "970214396",
    "entityType": "User",
    "nonce": "0x698e1e18e7aaf7641f8424e44371a5206bcf03eb11da3f9b760e6c9f06797959",
    "signature": "0x5cca48214ba90760fc01164a6a1611649aec62fbd40ec2a673b6f038cd9ac2237b9745cb8282bec407309f748ae84859e3e493de7b06a163c31bb105581a3cab1b",
    "signer": "0xFA2BcB8D14637859aa98a87cbe91187525bbB963",
    "userId": "965833467"
  }
}