{
  "manageEntity": {
    "action": "Repost",
    "entityId": "541123",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xbfe60fd4d4b8395786645d6a5a2635b8eecc5526286b452a1de7e69df8a09892",
    "signature": "0x3391698cb53b50d7b0c6031c52dadefb5cfa0d05d5f5680d5c2be4f7f5f7b4494bb0ae877f9743c6adcec80ae9bbf0ce87adbd6d7e73a372db8d4001eabcf9051c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}