{
  "manageEntity": {
    "action": "Repost",
    "entityId": "843702097",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x436d2d51fc6baf8462ac579959d209fc00b6c2f8df8fef5f04ca621d28978a8a",
    "signature": "0xbbb1f28e07cb107afc35be42cabe8cd287142d359aacdbcc5c8b70f04939a3c635b9b1a95778f463ed630b07ef006684498902df32f79985f61e71ff1494011a1c",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}