{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "120346",
    "entityType": "User",
    "nonce": "0x4cf6a9e2d46d8fe570102341b357893f3d765986aaa4bf73bc8a2612414f7285",
    "signature": "0xdbdbe5d5c4c49920d59e495f6066fa365dc7d4b378eb41b857229aaed5361a910d63ace66fdf5107fbf71bf3b190e02dd0ca122ec9166c06239b6de78fd97d0d1b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}