{
  "manageEntity": {
    "action": "Repost",
    "entityId": "609903733",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0406d6e671ee646edba7319b99769baac0c0c81177a3880c52c15df613d7361c",
    "signature": "0xdc1b4f75d912c256776fd7d6ed9313c42fcd58056bcea1dcca13e310e902d09634037e12976578a4cfe672c422f602cdffac98149a67231f7c94e8337bfd0ac71b",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}