{
  "manageEntity": {
    "action": "Repost",
    "entityId": "604793913",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x83f5a9d262ebabc921e6badef544a70ec30e9316641349a624e1258a89f8bb6c",
    "signature": "0x29d94ca765be363ebc7fb70cf1dcd2d54ac20e7c64ff422b8350ceaa2945da1f3b2e997ebf55145d60d4cf2de906fe703adb880796a3c6107a50c6e5186f05591c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}