{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0xe711e2f700589a6641a74135a57a91dedb7cfce97098e151174df6e5f84531ac",
    "signature": "0xf9b31f4fbab50bd101a611dd77f4893c2fdd4f2db9c135868379c43f7b12ac7d38d4ff6c5703a2b289120d07d86fcea2d8d79a58c97ef7a841dbf609361970141b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}