{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1421320790",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb1cbf14d6a0ef2477509137ba64e4e75c21481d756ddde5050b338fdfd301d1d",
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    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
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  }
}