{
  "manageEntity": {
    "action": "Repost",
    "entityId": "513108",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2110984dbbadd7ee6d286861c40de9621348d4cdb7a27d29c03bad80650a2a2c",
    "signature": "0x9adb934c95eefd1d871da59cc81bd4877a9d00c98713c43d91e5689391a26cb61eab0a33df9723319e807b05b1b16db0512d0d2a0219aa7f0016b83f4e7711da1c",
    "signer": "0x28945B345Dc8334c21B4e932dA506ca6Fac7e18a",
    "userId": "290283513"
  }
}