{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1339139491",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4199d1bedf47e9a10dbdd064bc576a1365d7fa0a3b74e10b520f7ba9a5308e1c",
    "signature": "0xd548ec578504ebfabbf0d9aa200b7fa765c7af803a5e9499a113dbe9ede94e8d67c768fbf06b0985fe7a308ff8df15a998965814b8ab07643deeaf583836784a1b",
    "signer": "0x44BAdCFCf42113CbB67f519e4efa576B336f9bf7",
    "userId": "136844578"
  }
}