{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1400143479",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xf6da94f2e7ee3f6acafd28f2c6a4a5617506a2341e79410d2d645eaa85c40220",
    "signature": "0x414cf6ab3b8a77b8d8dee1dda8fdfc8782efe4f9fd7d0683d8288acf3aa272432f00dd8e2a45dffc2971188f1781e932565dc449cc6f596e5e47bbcc80aeda5b1b",
    "signer": "0x48FD75f1b7D81A96b8b8624aB7040523C402c202",
    "userId": "325172820"
  }
}