{
  "manageEntity": {
    "action": "Repost",
    "entityId": "639800176",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3b6560159c1737eb3db1f5c0facb7324176064fdfad8a46f07016065809f827c",
    "signature": "0x8d261d2bc534ecac62dad53c2d0567f215517c318b706dce9bf986027f60f2f41f1f75c6e88edb85a054a2ca1655b6747a93bb8a906f7e4cb06621ab082aeb8d1b",
    "signer": "0x767f09338Ac6CE8645c0a76a17a560429b582132",
    "userId": "520958130"
  }
}