{
  "manageEntity": {
    "action": "Repost",
    "entityId": "545424",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x341c5b3d119ba58aca2d61bcc03723b439dfb7296d896d4c4ba5cf726f768ba7",
    "signature": "0x84e0f1c0a9914a37d418eaa4eb93e2141940d0fe01e09001b8c4fb6fe3dde3b67b565841bdce0d62f3ac6104ae31acf6a01a7e48dd355d7a2222562800a4531e1c",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}