{
  "manageEntity": {
    "action": "Repost",
    "entityId": "669258603",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x11a167d5e7b38767dd9d5dac3a931164fb5b5cd7468371256000c858a7dd34fa",
    "signature": "0x585c6217a6988bf51b96425adad99bc5965cfcfce3bd3bdeb8cc57f876f0fc460bb7284f56632cea878f62afe202c4c69977b01c4a1083e861436fb089ee791c1b",
    "signer": "0x5D012C880480A2E1ab4345f6F374CFf73e040331",
    "userId": "10449019"
  }
}