{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "11836",
    "entityType": "User",
    "nonce": "0x3dcf6b73487351e12ec4dadc086d41d18d1b11d186c38c3fac1b512b2a900238",
    "signature": "0x7f0574e75d754bacc7e914701423fbd81c8a4409f83d2253248f59d14a6447dc741717aaa81a03202780c7434c55cb0e72d779a736cb622c1e8e997cde86d3571b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}