{
  "manageEntity": {
    "action": "Repost",
    "entityId": "137508",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5feb99240f1393df56912341bfd14b80ddd3740be1938c8296e3f095b16dcc17",
    "signature": "0xbba7bf7f8ee20bc28e7fa2199b083ac88eb86276d51d6c53488a5949a575845a4a4ebe5e9bd4ff6976ec32bad5224f5bff1245a6d9c4757d137df52b187aeca21b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}