{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "424773581",
    "entityType": "User",
    "nonce": "0xb06185f16d72f73ee390137ad0e73521f7e7fccce262823f277eaef7955dfaa5",
    "signature": "0x45ceceddbee77249d157305c41c6b18d50a5db23cf20859dcf1ab60751c76da179324fe263ae3f0b053dfe15ac30e05a25bf8c3badb29362cea087dbf396f7fc1c",
    "signer": "0x27204C77Baa4a510c92A96A4ba3661CC53EE568E",
    "userId": "35918963"
  }
}