{
  "manageEntity": {
    "action": "Repost",
    "entityId": "409619",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8f175c2cf76f716f1c61c2a6a00c986caba76f52bee26efb99cd2584a35929ea",
    "signature": "0x647a67862bb430699ad417dfdc1eae9ab1d7a4e5c4ff8fbf45a3bd96f9f2123c7bb49bcee429662f13d3a9ca4e9a015f6c9ae56d4300167d0a41017c9f049da51b",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}