{
  "manageEntity": {
    "action": "Repost",
    "entityId": "553671407",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xebc978feb3b3091ba93533628bec997458885be1acf90e57d6bb583dba224bd4",
    "signature": "0x96b73baa160cfdb915ffc02dab6e659a7e136c24c97f095c12cf0494a08f9c7204e2a51794f5249e5d00b8b0acb7abd5831c15bc1d8d8bd0745c5138041a339c1b",
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    "userId": "77551267"
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}