{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1421622783",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa330abd9f594599bac0e3fb78ecebfd505b7517d3a6facacc20d239033323028",
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    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
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}