{
  "manageEntity": {
    "action": "Repost",
    "entityId": "755489",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x889e208b7ce300c8fff64978fae597b4f4d97e30db5d15778e8dde5049377c6f",
    "signature": "0xe59f224911e690f6393805ef89384fc9734146e0e36d426422a7a2f95b23891a1e68738f9f903573312c41870520b464b6f352415e5b9589c25db104ca614df01b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}