{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x9572c1a79aa808b9c0ec38534f7dce1cf0fbfe40c03ff02c3650a5e76779b83e",
    "signature": "0xc2d00e6588bf6562ef002bb84b475cb82f1ba0d1d8b6baf691e8d3c97f5a5590668469ec783723dec3f79ef0702ee10621196ed72e38da397075a343950f373c1b",
    "signer": "0xEFAB3332CD5EA33e9817aa57B32CaCb8Acf973A4",
    "userId": "407216161"
  }
}