{
  "manageEntity": {
    "action": "Repost",
    "entityId": "753506160",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1525ebe13feb5c2432622dc9f1f901ff9050456625c54d335b2bfe87834ee3fe",
    "signature": "0xb2009defb7016108e88221d52dd67deaa130988bf0fa3ae5e371b49db9c2b4b232c8d5b42b3053ea0bccb9ae8484ecae312dd55ccead52cd75c874bfc51417441c",
    "signer": "0x1d868e2cc29848871636BdCF83a08A975835b6DD",
    "userId": "120328011"
  }
}