{
  "manageEntity": {
    "action": "Repost",
    "entityId": "684879523",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5bb61e6ddde9d48d782670a6065a1979d58ca26a16c097beb01d310cdcceee26",
    "signature": "0xd85c83c8763ccf694a6771eeb93af80cca69b00850d7cd7e161474b94c5feefd0353e643dfee1d6f5a28a4c039fd04de5f0759638b00f6a2fad01ab32fc9d9401b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}