{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1482860",
    "entityType": "User",
    "nonce": "0x4a397a85e026146932ab2a06586445bedecf195f47ea73d6d87e3f230ec152af",
    "signature": "0x5be8f1d318ece7d99570c9e89c0da1c137053f753dc383fa5e5832da1453a02c4aa068858e9e1043aa2e0b75dc4fa92993cae4616115ab378c2845956869e83b1c",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}