{
  "manageEntity": {
    "action": "Repost",
    "entityId": "2104294785",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xbdc3eb28bd03c202e66b42d72d5643349928678ef8d8b6a9397849e17f97cf90",
    "signature": "0x6b38e54183965134a67f6935a7966764c2ff87c98b28055719d450244e65145c68468831c681c351e4af72fef474db3fc336cdf37ec76aee0a690f82359260c91b",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}