{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0xf15a228dee8cce8c7b44cfd3cb5ca618a0330a8fab6f15e9f64b1ecd56c01889",
    "signature": "0x46220ef947e98098df260d3bf7b4e32e7904d70710047c367e44a4def47bb60603b980b868882cd69b7486f9dabb03416feada11a6d1504a3230fd120899df811c",
    "signer": "0xDe6128EEdBB4d15D391871267E286E878C7011B6",
    "userId": "144906061"
  }
}