{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "175425",
    "entityType": "User",
    "nonce": "0xd52a11123350a1ee4dcb3e0aea61f058b79d297987c65b4977951cbb7ecbed10",
    "signature": "0x1d79b33423d506eac611796a0f362617b65abffbd5e288e253200975e49c646c1feeefaf832cd2417ff852c1239d7b640592689b46f1ed6405b6caa36e3090fe1c",
    "signer": "0x45c4f1dcE13eeF476C74C5758696D56137253980",
    "userId": "824478223"
  }
}