{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1522864645",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xfa3931a7a5a6cfcdb84ccea7ddfa1bc3e6e2387c231beceb43ca8fa869b4629a",
    "signature": "0xe5a9d08dae0359d31d116dd4c2131074f138800caead4b63e78d0bdfce6e42465f560c8bd6d4f447005781be9af4fc6a4b72124413f9279479d337a8efab4e271c",
    "signer": "0x5fa60F185681545769de01098bB8F29cfbaE3cF0",
    "userId": "489026160"
  }
}