{
  "manageEntity": {
    "action": "Repost",
    "entityId": "749880490",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x91bc7c4cdcb85cceda6f3e7bbacf499401116c204ad1bb6bffcf62248849c7c5",
    "signature": "0x86af3c4c86bcfad2ef47d2b139d5dc81d6e78a2b61b729a39defa8fe5aa0d9de4d39d573070272402c94e6f0e8b8f4138fb5289086bc943ff16774a7df10127f1c",
    "signer": "0xd3CA6C81c4aff7BA2B2aA87ccC9607e439f8B0b2",
    "userId": "387501451"
  }
}