{
  "manageEntity": {
    "action": "Repost",
    "entityId": "558249234",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6720cd71202dfa0ecbb723d221885be571f6c16ce291d315be6e3f14cd7b0862",
    "signature": "0x039194d63877c1940dc6d17893f2a3ec6e49382569fcad6c31b6229ca62b65915582e0b39af6f1cc40d00ba374cc04b32d44b43c6e21fbbdf9a9ea6f2d6e19bd1c",
    "signer": "0x99b5F46ae3978FB02A645f824e51700B327f1d6e",
    "userId": "97654"
  }
}