{
  "manageEntity": {
    "action": "Repost",
    "entityId": "543507",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xcee124e41430e37d2b084187a34efd4cf9f3e8564ef2d6733bc08443c2264655",
    "signature": "0xcad0a5da4fb62199cc6fe551e3abc8df689bc857f9bf2e76c3179ae7e296b2db392f6f7cbca880988237585ab395fefe399f36df3a551afa21ed1e880499c10a1b",
    "signer": "0x8d9D00A94c3B1C9992e3CA4386AbBC6345B2E876",
    "userId": "396658415"
  }
}