{
  "manageEntity": {
    "action": "Repost",
    "entityId": "657123861",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7eb162fc57b458fe99d1df86e001e0a78cc05a97f41d0b964cd032847c7df9df",
    "signature": "0x22ead62d4ca6e7a4963f76c4c4ca6d2fcb232d92f7ae2060b65a42fefc9d85611eb13156ee02d8b4bc64a8385b9e20887865f31a4d6e54d4b86cb49dfc538cb91c",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}