{
  "manageEntity": {
    "action": "Repost",
    "entityId": "623642",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9b3c03d022fee1b69c6cdbfed24da0c71992df51901a48da35e71f450e02598f",
    "signature": "0x7155d9bc316d501e8035569bfb89f313e64a6cbde1350dca758dc5167f7f58a6481dc0162dfb8114f8135e48974051318cc321fb02d5de315df6050e99e5cdb31b",
    "signer": "0x767f09338Ac6CE8645c0a76a17a560429b582132",
    "userId": "520958130"
  }
}