{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1543990327",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0d005372aec569912f021956dbdea2a6053e8cf3938e5e7c8e0d26e9d132822b",
    "signature": "0xcb77626d3ed1b9fa3647e4bdb085e5d86327b07fdd94dfb2e193996d7fe673f67887d99e7c0d2d80d52a3976c49ebce38be097fef728060455bf202e7180dc251b",
    "signer": "0x15B9643abE09bd37C52a5BD1dCF938B05b06cBFB",
    "userId": "370091516"
  }
}