{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "339226",
    "entityType": "User",
    "nonce": "0x6a50917f627292c4aa5058b70dccbf58be8297049ea49b8c51b0787287a27ccd",
    "signature": "0x95af50a25e1cee209e8438106d1dd1910d8ab6b5e52f2b4c910bed1de63431eb732ff180453059f43336fbc5c30bdb987caf40281f3897ba1ec015a3641cee2b1b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}