{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1409759146",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xffc11b39aec72f1ecfecad231449da8fecfff615b3fd8f41fc8f83378967f688",
    "signature": "0xf717bcfcd8aef6bdeb897ced1c2162031c38108f486f75d09b211cf564e212cc389dc2270be28270d5024443be6ce71709c4173581f882abdf7b3a1abb8def591b",
    "signer": "0x45c4f1dcE13eeF476C74C5758696D56137253980",
    "userId": "824478223"
  }
}