{
  "manageEntity": {
    "action": "Repost",
    "entityId": "434440",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x73c780c59e9ffc69b76a4a45e953431f1dcd8989fd8ab44f7e048c38c234309a",
    "signature": "0xaab0f1e1c3cf0bab422eb7145de8f7d8735b9ef1e22808f4b4574a901423d8bb49dd53e91e23cf0c4db8bc87820aa5a8c97d0e0406e681990c6bdedaa317dae41c",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}