{
  "manageEntity": {
    "action": "Repost",
    "entityId": "398218540",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1e35571707f1885d9384859a717fb22812acf3cbc7c52a7d13a6320cc38da75a",
    "signature": "0x704263c6040b70d86941e37a17a4076daab07dafcc5b96ad8c8b48d72b281069380e3cbd43349ba5beecd3ad1ab5fb7fe8cd6b3f7be34d48b0e043cd430c865c1b",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}