{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1573042320",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x123472a1679a75f9c6e40ddd58c108dde7a924ffe4f5e73c3f9dc4dfbe1e223e",
    "signature": "0x5f5f79a10521dc7d3534e06e341b9c7f1d27fe9d58879d80d4082cef4051c12368e389af3e2e3c4150cba9d01bee14aa8c8b7c3421337ad32462d3204baf4fdf1c",
    "signer": "0x4fdc03E53311BF6b1B8728dd0Ae0630bF74176f1",
    "userId": "162770660"
  }
}