{
  "manageEntity": {
    "action": "Repost",
    "entityId": "490883893",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xdbf1042c1adbc403057183aee2d1415c858e71d0d6481130ad51a7172d4c2fab",
    "signature": "0xa8cd761065e1988caa3d39a95e186b3e589395c0975004a48d79674a7f51f3b4497e0333149c2cb9c4b37e337059189552a73d44dd73e19ce2ebf743ffef7bee1b",
    "signer": "0x0168976438910D2f5330323a0d0141Fb4Af95032",
    "userId": "317847"
  }
}