{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1388698410",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xffcd1e2edb3c952b643cf6709f5515a183388fcd05162cad55dec72628e5ea11",
    "signature": "0x6241435d3a8f9c4c384b7797bc62b54157abfb92fe782e0b4c19c826ab41ee901c36eb32eccf9a9c376639f99393a4a69d4fb80f60762ca64c7d463d69950d7c1c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}