{
  "manageEntity": {
    "action": "Repost",
    "entityId": "661478502",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xec4ec43a995998fcf551a86267bfee482b206ecfc30c2501d6c3a87857337bf9",
    "signature": "0xe9394021869928dc4c2f6a4768534cb4b2a8f45f9151f99437ade04911e0e9db7eab2a5150ddd3142c9a8d58a7a2b77e406ca4a88871ec7b418f7b11ba63d3c21c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}