{
  "manageEntity": {
    "action": "Repost",
    "entityId": "439926435",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x275012ae10a26956e7a1bcb843b87993bffc7d713c53ac8d0405c292a91c67eb",
    "signature": "0x918a0e6ee6df76bbf0bf951038b2358cf05486f9e61edadd4ad9891f0a91709a043eea63384e600f6c9bd21e435efda74930f771a51c4a3e003367154ebe81e51b",
    "signer": "0x7E7b9c4DAC3F284d889a5bc274eA80b8BA5F63ee",
    "userId": "670307808"
  }
}