{
  "manageEntity": {
    "action": "Repost",
    "entityId": "399705379",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xc585ad2e141b932790bfab57c8beb5c4d18a4df1e345eb7fc63f036802f3e0c4",
    "signature": "0x30e7c218626cf17ae74da0a81eee0600d0be8f25a187044c2def3fee3ddb43d91646151a78d913ac7ef43094bdda3146be3c57d10341817176b1a78708b564e21b",
    "signer": "0x629256a8696F1C3BF59aD9204C3Aa4dC8bc4C07d",
    "userId": "871265631"
  }
}