{
  "manageEntity": {
    "action": "Repost",
    "entityId": "321690804",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x214b97d1cb89977168fb378153bbba6524b936a53d63e4bbbb4b2d27111bac9f",
    "signature": "0x87b552c678a3ea0b6dadc13562623493bb59f41e2bd93a50607cdcf6be8f792d256ee1d0051fa15fb15dfec5975ea2334e118e226a6d0f0697824abb43270fef1b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}