{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "25895518",
    "entityType": "User",
    "nonce": "0xf1e00d23288be341101e5c5d1fbfa5e9a9aa267dd43425e8db8dbd7220e3ce06",
    "signature": "0x70b8b33445a4f18f7eec9070c85e43d5c472195e66a5609ea469ff364a2c84a6004c598e6347b9b4b080fd27986514a69f0549da488c6f865428c217f2eee3fb1c",
    "signer": "0xC6f6979d7215C4611Cd7aDb30a42B2812294262c",
    "userId": "55290787"
  }
}