{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "165964025",
    "entityType": "User",
    "nonce": "0x4a92b1243587680f9c6586eddd7893553469d2ea3676455a08b462e049cdc84d",
    "signature": "0xc850b9d8df0c8b546742672931bf5c9b83b3b9cacfc5b2392095dbad048e4ede54c0d1f42d4413ec27fee9d07921fac2417681063969c7de2e3f3198e0718f5c1b",
    "signer": "0x4ad870a0C318214b4796d1464BC8Dc57C6b84C12",
    "userId": "408505072"
  }
}