{
  "manageEntity": {
    "action": "Repost",
    "entityId": "601031620",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xccdd78ef7ee6957968e26fe58213cc0e9d8c94ea543456370fbf3d3f1007349b",
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    "signer": "0x1d868e2cc29848871636BdCF83a08A975835b6DD",
    "userId": "120328011"
  }
}