{
  "manageEntity": {
    "action": "Repost",
    "entityId": "550614",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x89264e72ca7718a94ea6a131b96d218df899c90b2e2f4ac16250c9aafee5fecb",
    "signature": "0xa920b386ef0b78dfe2468cca3975aa9fd1b2a9212c318b67f3a7a18434b6f2bf6a9ca638849c89e5290bb98d180743d5f35d4dd8033b1c438cabf92da8a07f9b1c",
    "signer": "0x283a6Fd0bE176865B404dfc3B2805D3a2701d62e",
    "userId": "484365174"
  }
}