{
  "manageEntity": {
    "action": "Repost",
    "entityId": "375917",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa50fcb66103f71d9f58613eaaae537b5e8127d46bb034b9785623eaeb4ad479e",
    "signature": "0xca66b4ddc4fa4cb330182de0857745a9ead76081656b4cf2faa492fd6fc88b8829661dc7e36000ab6512db084c5ccd8057601313cb0ecb0bd1f3ec5120ccc0021b",
    "signer": "0x4fdc03E53311BF6b1B8728dd0Ae0630bF74176f1",
    "userId": "162770660"
  }
}