{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "367647512",
    "entityType": "User",
    "nonce": "0xb36782b428169c8f78fa96bda2fb4582cd20eb4da959b0555d666fdfbd25d096",
    "signature": "0xd8bccf410857248921d5889a82b1b925a5dcad7895e051e9b4c6f474ad5447712022cf4a150d765a161300f7e862212d8a3762b07502869d8f072069af46bfc41b",
    "signer": "0xb6B208a8f79b1D88d245afa5aDB0a40d38cd6DD1",
    "userId": "528688046"
  }
}