{
  "manageEntity": {
    "action": "Repost",
    "entityId": "406281",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5b0087d0e0c9ba6299b34550cf0c200c7d3ee5ad5788cc7a81229f30d83a43fc",
    "signature": "0x6533c6b13e7f25a24a95ad92aa51c51b3e833482aec8c3e9c767735bdfbb087a185292d8312c553faf1c7456aac3f240ad2d73200e6bedae105970cd8efd62e11b",
    "signer": "0x7b52e6AA15Db4Fc3A84AFF2b12e5B8B128eA8610",
    "userId": "808512351"
  }
}