{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "294973155",
    "entityType": "User",
    "nonce": "0xbbb7e895ab4a5dc1bedad498ca7f2ce2e003b6b3190f6bd0a9c51831b7fbd291",
    "signature": "0x1f080f184efb85ccd5aa96a3cad4f67ac1734bfbd5c00ebd65c659e3c6ab0254465a099ea86e3dc23cb34d8acb77bb6795062dfce8b529b32e4b73e7a5a442121b",
    "signer": "0xdA708531501D4f46C162eDBca1D759CB6e7447c4",
    "userId": "985405611"
  }
}