{
  "manageEntity": {
    "action": "Repost",
    "entityId": "251586",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa042f6c54299da05d3a3f9d15c7e02c1a22cb909ad727302e3c7bdeebea20ea5",
    "signature": "0x647c37580f24c3caaa795fb503aede76d01ecbbb05af838bad7592b8cb6d6a550b411be9f0234c4cbce97a11a06c9c6d743073fde944aa5187168557ca78aefe1b",
    "signer": "0x7131E472F291028E41F8C11DDC0be893f11385D4",
    "userId": "940506576"
  }
}