{
  "manageEntity": {
    "action": "Repost",
    "entityId": "378894549",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x96a0ed6b3b47ef25d04a42bd10ad4451c6e30bc4de4be8bfbe35f56cad3fc177",
    "signature": "0x230878fe67082eddaa987ad9d9f0360dd34ad475e8f896610fbd183c9e940041797abf2088836e5cc52e4c8ebb4b59a54c9a28dbac5dddfd6a48db3448b7341e1c",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}