{
  "manageEntity": {
    "action": "Repost",
    "entityId": "504458",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xf794c4d72633839fb679bb9c73dbbb505ebef5459402188300e6b575635675e4",
    "signature": "0x7c5476017aee923e86935f5bfd44a26ea22324ab80fd1da75b709828f1ce2e1061791dd60e8886d39ab50de57cfa3cc749bdc0cc4cd4df041504fb3dc7eacf2a1b",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}