{
  "manageEntity": {
    "action": "Repost",
    "entityId": "144919835",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x031983a1e8a0e020c2c93fb56640a7e9dd413fd921d4c62cffcd225c9bb8988c",
    "signature": "0x4688d77b1b6d1bdc37367c01f85bfbec91b3f371680488cb07790ad64f22b4661dbcbab577d27a237b53247d386b43755bad4359cbe6ea4e858a1c88c561bd581c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}