{
  "manageEntity": {
    "action": "Repost",
    "entityId": "745193177",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0128e3ecd93e39c63f672f2557effa144eff987153f2435e5e3a430dc1d48d53",
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    "signer": "0x697B9B9E4eD334E787D1C9b050bBd6A12bF84208",
    "userId": "20671471"
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}