{
  "manageEntity": {
    "action": "Repost",
    "entityId": "328977499",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x74883068e6ad486acb963deab3b21041db3f250164d042d1ffdcd90916a84754",
    "signature": "0x71bdac708652993f8006e292ca444c18b0ffb0e6d3328265b498c538dda0c652303f7fbb66141bcb26f6f1c4dd7b913740ca10be696720238fc291b054e06cf31c",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}