{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1946497621",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x78e5a57b8a46dd35bda018b7a0e46d30cd32c91ab06a552302c56b02c3737f7d",
    "signature": "0xf3f4bec8e0ce4742b8450fb388b003271fcd8cb655ee913791d38e040398497b55dfad4f8a68bfcaa4dd777d491eada674dba09e608421a5f6c24af27004ae261b",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}