{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "317383",
    "entityType": "User",
    "nonce": "0x7fed704b39ebeab4b550907c3f85b8e7193c9c8f8d3c168b2be97195fb447f5c",
    "signature": "0x92e20afb5947eb611c23eaddea3b79f657554eb74e4a7fe238dbfdf10eabaf7f1884066653c6792915d4fba3ca777ae4e84a482f8bd00d5ce91ab7856ba5c0f61b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}