{
  "manageEntity": {
    "action": "Repost",
    "entityId": "543473",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xab4b4b8893ebd0a88fd7d7ef63c9b61cf4d82593b86d6b060d95b84ea6eb433e",
    "signature": "0x36e21888cf47d8c27b249751631577e439a105dd2ca23d51f793a5582c52f8d55f1ddda23c1c5a6c4123a1cee47a571e3c46d73e21cd46ad49869dfc59bca9d71b",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}