{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1512876195",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xc873fb66eab7cd9d530e04dc24d68c363dd8da18ff7380432bba5479da2d88c5",
    "signature": "0xc896709429fd3367f9f20b409a0ea2bf96140c099ac8473e50fca78db33a7f88546ac50ae119d557b9ea0131979fbfb8d33392e90bc843505f6cb721a60cde8b1b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}