{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1036471",
    "entityType": "User",
    "nonce": "0xea85bfd3745e049d63ed2213c8d4ad2ff0ad79bda068944daab4d39a14ad10bf",
    "signature": "0xcbcdbde2be3316ac38852c0d0e4d97b7ea17e93743f3c27ab9e49a3b13cf205c0511d4cfda10e54259fec3cf3f0803b177d678bf9196abbf27c4e33c220ed08f1c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}