{
  "manageEntity": {
    "action": "Repost",
    "entityId": "681616481",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd596aa7969716427d73431f00930f3508285067a28d12be97b4ff9954e9293d0",
    "signature": "0x48eeb0a3c2795057c7d16d45544c92d257462187f62dd002df6a447ace37a2a8582740e6acfdc467dea920bb24ae461a3181a803d6a0e387c06254ac7d7b39501c",
    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
    "userId": "508186998"
  }
}