{
  "manageEntity": {
    "action": "Repost",
    "entityId": "488260308",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd0a62c08fdcd4948e6383bae11b4faaae927ccaec2cf8a2aba6dd409004f6a01",
    "signature": "0xc8ccc286275f14ede36c42d3258148f98e312c161f56f8382f79db207b4e61434daaf589ceefe10a7e5cf83e00964f27e7c84d374b9d315639d90e8f125567651c",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}