{
  "manageEntity": {
    "action": "Repost",
    "entityId": "503414747",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x47d43901087f49a260e01dce44b3f030b24ef3436df3dd1dcadecbf58981ed16",
    "signature": "0x1f945940a8bb0bf7b7522d4aef8724b0b32d9ec630688a96bcde2f37fa40e00665e417bae8f7afe3ab7e0a5d6bb45eb6a5ee415cef7c46bc21e1099777cc2ceb1c",
    "signer": "0x6068Da6B0a791A756931bE32de98D46eBb95890c",
    "userId": "475275462"
  }
}