{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1245923721",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xcf6183b3ec4954fb06740278897f9d3afd9747cae2d95fe79236dbb46db02278",
    "signature": "0x3155b4d36e49511ac77649a7a5aaa58c511ee89a51c2dec64bee4e022bbaf7510ba259b39d918830956963aaa20b493f84c504c4989a02a2e92b1fb6f191d00d1c",
    "signer": "0x63EbE5a1B5C5F156330BDf810f5fFf6A224c75c8",
    "userId": "309080"
  }
}