{
  "manageEntity": {
    "action": "Repost",
    "entityId": "761268",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x43fcd6ae5997901be4b636db0d8431ab1e622376cffd407c8856f9ca52d78763",
    "signature": "0x3db88c4afcd76292c0e210304a15d4e7e5b26a7bc69966511ebae3daa4e2e0ea10367e5875581ca1f78da597378c45bc91768f1ad9836d58d119aa327ec8d7ee1c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}