{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1573992195",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x66fa660ab06ed69fb226637b65636e200bc5d2a5fcf7e5c474bb209fbd1f6cbe",
    "signature": "0x7a678f992cf8b698d9a4810f0bbfd22dbd0d294e962fd6abdfc2cfbaad50067d45222e4221df085ee28e23b7c5b9c8757e982ea371dce557cafcf1aeffa2cd541b",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}