{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x1ec5cc0f8c3cc6d62c8ac59d4561b832d28169789b57c484ae94d64037075db0",
    "signature": "0x78e957f84873406f089f8882297b97aaa449410e5904daf7b288c1c9aade2a436c310dddc0cc3d886c7a437ce110f4592bb561c2ddd84877be71be38d554e4b01c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}