{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0xe0e13e15a1cfdff43c9e1adf2fc0eab6ea5daf23e976ade55ac3de3d77fb97a3",
    "signature": "0x4727bada55935b2a2c6070fba7e4086ddab41e250ada02e35856244970bc39717179f8abf23a3597e781cd60ee88d2c59845ae73a67a8b43f4b17914d565a99f1c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}