{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1473193728",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2795be7b5c2a68f3c8bf074a7f70c57fca66ba40e16a39412c76d2ab834e990c",
    "signature": "0x87dc5fe939c44fee468d6c77a0fe23ad74acb00b3f373100f8a29a0c903d4f78149b9bfbd7bb19d92796ae25ef6e3b789a95cf7915b406b340aa77801e175ad41b",
    "signer": "0x7E7b9c4DAC3F284d889a5bc274eA80b8BA5F63ee",
    "userId": "670307808"
  }
}