{
  "manageEntity": {
    "action": "Repost",
    "entityId": "404737644",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xbe2cbfb1b014d9e926a10d8233b3cef461e43f1d516981cb350d6a78f22608ed",
    "signature": "0x30d991a3c6ff15bd49d387ee1f6c41cd074cad2aa2a36d393acbc1e0b046bcd86e1f9a8892e649a707c4e11862e9547e24e8b6a9cc1481bd5b9cf45e131640d61b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}