{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1837391229",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xac21f29745e3013e0d48152cb0e90a0fea90637ec74e4ecc0fe5a9b37735a2c5",
    "signature": "0xc083786c108b332a2f729aa23e9a814b1b357c690d2126bf01047779c5c57e6a32ff98d456d5b0e79687e1a18418914d71dc3d9deb710b8ca3d487535b966ec61c",
    "signer": "0x884490CFa947bC5C5d41834F53666866b78D19d6",
    "userId": "475900419"
  }
}