{
  "manageEntity": {
    "action": "Repost",
    "entityId": "511554",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x89b833956103fe6d69ae7d35ee13baa49a7ad8d1ddf06856f91554dc6c4cb931",
    "signature": "0x15120049044743a0084a9045a1a8b2c45e63c39e0733211613755c370cb4bf81371727317e641c806f9443e9a332c7f35b2c3b46828aa489f0fd44e12f720d511c",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}