{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "161353174",
    "entityType": "User",
    "nonce": "0xda0f59c7377963d3b6c53f657e6ab5e6bf2a8c9129a5251372df61366cec0fe3",
    "signature": "0x3147a554dadb1f1168f98b2d6da5b8f1661dedeed24f8ca57ac3413ad0a3c2f4377af0f2aaba2711b508560fe96a70fc93349a8bdfc567bb7c97bde5a9ddeadf1c",
    "signer": "0x5458796027aD8A259861E2C65ECFD1B027e9E8fA",
    "userId": "42614"
  }
}