{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59528",
    "entityType": "User",
    "nonce": "0x3a70de27ba634256611d4f672c9b73785e34f808dd8794773bed9c7e7a03cba8",
    "signature": "0x22cef05226793e76665996cb8c8e59ba86f85c238fc2c56e72362b7d373f5c4f6ff383b2bd07a4a933191ca9ab8f76126bb8eee35a7255bee32db3dc6e1e92571b",
    "signer": "0x45c4f1dcE13eeF476C74C5758696D56137253980",
    "userId": "824478223"
  }
}