{
  "manageEntity": {
    "action": "Repost",
    "entityId": "428872",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x72aae9333c54129366cbde4bd0d148c1908ed10311ae23aec85124b917f3797b",
    "signature": "0xb01ed5a9a882ba81c03bc03325bee50b5e8e5d7ec9104ef9bc9907e874776bd07a526954845ea30f24b0b39662c7ba3e70870b83a39480933e31213e000c145d1c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}