{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "363614",
    "entityType": "User",
    "nonce": "0x222231a4df94fd1d00a7a5a519c09fc308503b473dbe7eb9c6b220cd37b88418",
    "signature": "0x2f43bfed3d39ab6fdda8f42515640e63cbefdb3981d3bcff1a76d4b9af0d88c00b16928df34ff47e8b8b12ebfe52ebbc1041e6f91f57174e0be9cca41c0d693b1b",
    "signer": "0xFb410b7eB2293C024d555A6140342B981b76722d",
    "userId": "708890665"
  }
}