{
  "manageEntity": {
    "action": "Repost",
    "entityId": "639754",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb92ce6e5c2b36be559257faf894f2e635de40118c60115d19113d9e853d2127f",
    "signature": "0xe13459b63f00914ae596df61a17fec0b9f0c51e98e4f9c0f222491592307998c32a776670e4ba0d757ddc5e28fbc071f5f6473ed35b449e6b87c85cfc47021b81b",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}