{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1443133514",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x53e5e0728dbccaef3c588088b3e79d11be1cc0a037638d43a0ec9c5c072e1c9d",
    "signature": "0xf1a77861b14a4db5d95f6dfa8b5536265475c3a845d7a5f0bc78affc89bd0cb36dd976c382894cc1c7ea2a8cbafeb5a78eaaeecdf6c371dd6db759d08dc530211b",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}