{
  "manageEntity": {
    "action": "Repost",
    "entityId": "991557",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd500e02384eeebdce077ed5ffd7b5366d1ba1bef8444eb8aaee1f0c2fded0eaf",
    "signature": "0x6e65a73e1ed46e50276c5e0452704adb45feda6bd4721d93ccc3409edf0c03e22691847efa87553557138971650c26d77d0b3f8c250c7ce4132c75e0d5c045271c",
    "signer": "0x7425EdbFdF528603A88c658f4cf8B1396a8a77F5",
    "userId": "406225571"
  }
}