{
  "manageEntity": {
    "action": "Repost",
    "entityId": "851270694",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa1d19accc4a4f8c02a49aa5d262846e65634d11f4303b6700100c4c78754b7ac",
    "signature": "0x2f3b6ae526d78a17ab54a157edcc99595ee1543b1297263e6c0224839e213f016d63fa3553312917d567b8d45d7675a4489bd7452b172cd3c13b8b7c55d918171c",
    "signer": "0x5D012C880480A2E1ab4345f6F374CFf73e040331",
    "userId": "10449019"
  }
}