{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "170302",
    "entityType": "User",
    "nonce": "0xed717a04e096b066ca703e2d8a75ab0fa00e70ae0728faa051377d3bb1ab16eb",
    "signature": "0x8372af1d6399f8d5b8a670298587ae4ea03fa478066a87f0ce1df21ddf5cd60452d132658c17043e7d8f16a9a31d12f3c89af428d1a957cba40ce666c1662dee1c",
    "signer": "0xc0621be31c1D1B62b94F2d48eE34dD3c3dA9D57d",
    "userId": "161438318"
  }
}