{
  "manageEntity": {
    "action": "Repost",
    "entityId": "615431",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb120c4743cce3100566705d40bc4f5e0e4d4f35ca6520c8f6738084a3df21908",
    "signature": "0xdae9443a4599a1df5bea6a6b8c189286d5bcb1fe8d068d7947943ea37652f5255005e781b750bef4997ade9c6a552c6d5b5f571eae2e306defd21116c3fe8b391b",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}