{
  "manageEntity": {
    "action": "Repost",
    "entityId": "288664",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0d54e607a634611c5ee5dd7efd8ee711dd2263e15ad7fb9fe376c5c6af31e339",
    "signature": "0xb9b0c5a837409a9e844d9cf843259556e8fa7c7b0c444f4423921d8cbc73caf2308acdc366775acdcbb344c9ab9f2498904a9bd5db0c0a42252a44de3728bd7e1c",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}