{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1521870548",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4cc3b4a154cb77446a967929c79570e7c9e661307392ddb29f6bd2683d58a308",
    "signature": "0x57a55917f1d4c53d58783bb2d9ec6d6f2720201a687b78178b7f64f7e9e3baab75c3dd7068fba20518dae6ea019849beccbd40c542076bf5de046bedf5dca53c1b",
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}