{
  "manageEntity": {
    "action": "Repost",
    "entityId": "756540",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xfd79719d3fb8b7813b1a442a5e72519da8f66f064df3ce0e264153454e50a54e",
    "signature": "0xb632d81e1e56259d16c21e92ae3f30b755278c5ff50e5b7d457c7e33973f86ae4f353c0152b01656b49cfb91f45b987ce614c79c0fba7ee02eed1731acc6a0c71c",
    "signer": "0x7E7b9c4DAC3F284d889a5bc274eA80b8BA5F63ee",
    "userId": "670307808"
  }
}