{
  "manageEntity": {
    "action": "Repost",
    "entityId": "573657513",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4ec9ccaee3fa9d40bc44936c91dc11895234af1df9b7883067f6b1dc2adc10d9",
    "signature": "0x88ba61ed198ff6a0da6ebeb70e5eee7281e3b7ce25e08226c17877c92969ab9a6b608d8336b533da400446cf8287ddbe981b5b0e47eec20e9c8de701e0bda5a81c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}