{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x0290845ca1a8573192b03a60ba6ce0f4998fb591a29336559e32d709e2d125c6",
    "signature": "0x4aea377a43fe612e991531fa983af3c48ee193e3bd507a91d90b9d26f35d07b62f4379de8dcc80c067b56e5030a3d496844a1a2923e34442f10eb186d97a30091b",
    "signer": "0xAd15470171ba4f01ad3C714600D9A7E9aE62485C",
    "userId": "714646433"
  }
}