{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "44142994",
    "entityType": "User",
    "nonce": "0x9a308122bc5dcdc90c4aa2faa7f3e17afcdc0b94a50fcee4652334d35036acde",
    "signature": "0x8032375cc354f8864b249cd5cdcc0ccf2d506f6bee5f1f3be586d1812d8a91b44c5495d246489a3e58378db4f9deb424e50bc2655fe0c6c6d2f994fe033995b51c",
    "signer": "0xf2bfF6262BF5b5791D86FB72b9c1886a9636D3B7",
    "userId": "6795138"
  }
}