{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0xb5de1ac141695196349e6c88a3419825d809b3003f647f01d93a3a868171a03d",
    "signature": "0xb7a72533045dd18dc73b7a4c5b6ba3d8b9a9243ad71905e65353bc1c384c866070b9e8ae3140adf0e3f1940f68573febec46c5655da5fcbfedde2190212045991c",
    "signer": "0x44BAdCFCf42113CbB67f519e4efa576B336f9bf7",
    "userId": "136844578"
  }
}