{
  "manageEntity": {
    "action": "Repost",
    "entityId": "698863101",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4233dfae7f345a36a9e9583ebebd2c16fc05e4cd7e537a6ec7dca31d86ea8136",
    "signature": "0x4b93754f5c4ab6eafa24a17ffbe3bf2aadcb177c848219e67ecf9ce30f53e9f123c2affcffb6b6d76bfb06895ed0ff0bb76c613ab9fa5d756e916defa2477d6e1c",
    "signer": "0x19EDB4c1a8740c323f6e57B80F3422C01875289e",
    "userId": "390804"
  }
}