{
  "manageEntity": {
    "action": "Repost",
    "entityId": "428443",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8158d3b6ef9781610c65dc9ef6972d24cb061e2523fb33fc0cb6878770ada3ca",
    "signature": "0x521d6f9614b3a03725ddb29f7bc7644771c0f9895619271261d06b8d4c7874a77ea34fcc0f4d3a8ab21f4c1b6815df358c9ad9d6e768c04c5f9422b9aa0214351b",
    "signer": "0x283a6Fd0bE176865B404dfc3B2805D3a2701d62e",
    "userId": "484365174"
  }
}