{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "279882",
    "entityType": "User",
    "nonce": "0xb16595a18ae5188a419e3e9a23037cf6a64006f19dfe1703dc47516d62b6a160",
    "signature": "0x96e06492aa62e03af024d26d9812897b1ad7ba92e6a29b5cc2094855a53403687d52c7e326524d6a4ae40f0059c7567851a78b184fe07f3759528e6d3d6184d11c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}