{
  "manageEntity": {
    "action": "Repost",
    "entityId": "644089897",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9d39abd54d0e46eccb63beec69204e8c83f2e9c4862074e98a7c790ee0840ee4",
    "signature": "0x10898a21221070471636ada24867c631e077a4b70efcf1252d3518a6500ea58b5273c421632348e8f983b95fd1a332d56865f13a2de06e0e27c6f9c2a9ebb87c1c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}