{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1706325",
    "entityType": "User",
    "nonce": "0x0486d5bdd7661e8b39f6fca52fd30d2e08ca4976515b5485e9e5488dfa59d6a1",
    "signature": "0x45648491d5904a0c0ccfeadd294f260f4d5679411155a8308be1f80ec94ebf9b1d6aef44bbe4bc43c8c2538b1f9747f910436543a73da1a8de0c868a8c23b3ce1b",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}