{
  "manageEntity": {
    "action": "Repost",
    "entityId": "582473",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xc6de4eb8dbeb4a89a8cf7487b227c0293b3033e998d7405cf9a61333f2538e77",
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    "signer": "0xbe916820AF010608151C80f3A74F7c83218094B2",
    "userId": "881446128"
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}