{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "378116426",
    "entityType": "User",
    "nonce": "0x95824331724574dbbbb643ac2c5712487d921152094f9575e8050ccb0151e102",
    "signature": "0xb7cb838cf4a70b981ba634fbade7297ba1c17d9e5ff5771356b3e5011b2ec9be3aeef40e05732283a11dd9ca96c9632e74da911d74a6b8425376a946a3278dec1b",
    "signer": "0x7254B94fA9e18b0A61250249Cf713a4b7fC91FA6",
    "userId": "192864997"
  }
}