{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "53860",
    "entityType": "User",
    "nonce": "0xf595a160b9db8786cbe5091c7f32c6a281f05798f0d8f8bf490ea911ec6aed2b",
    "signature": "0x61fd145d41a08894f9a5f0d9e5a05ee7b8501e4428d53858b7c80ef3afb37ff253031cba43e2531ca1f10f1fee3b5c45f4e58f1a345b43e7a8d67888628e431f1c",
    "signer": "0x03e9Caf2aeac5a0F0e4Be56410d67A4148D38Fd4",
    "userId": "47828528"
  }
}