{
  "manageEntity": {
    "action": "Repost",
    "entityId": "72603736",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xaf69f31a435ad703bd207d259591a8dec6743a74ca91514869e4dffb660ec29f",
    "signature": "0xe655c4636aea637270b469ecd00dbabf53f574330dba19af11d9a81bfe2310c91f827b2bff4afd10d753beb9cced34c9cc674e66dee334dc84e08e145610675d1b",
    "signer": "0x1F9dC682fadBAc94c0Dd4ca2232a3f490704a737",
    "userId": "737872723"
  }
}