{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1212637354",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xbc9ca898c28ba4c50e8b6fb0bfad445aa220379f98f8ecca45f47f41b21dfaa4",
    "signature": "0x23efb545989d6cbb347a24ae9176a54606fd17d82c7d7e7737e067cfd70eac197e00c176af2abdd82cadce9e559cc9c5e67b0188a4509cbdf497f97b7c6906041c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}