{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "89933",
    "entityType": "User",
    "nonce": "0x4a4e5fd1089c338481bdbeab74b5739102a52d4ec0d703ea8445ff3b8ff602d8",
    "signature": "0x2a42bb7a741c004629ff3c031b130908119e92dcff0d5b45812f971a89400fa8487f82dedc92c14b57bc5d141385ffeedbfb201c5503e4d2cf531a7a982f802d1b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}