{
  "manageEntity": {
    "action": "Repost",
    "entityId": "720750639",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x97087c51541b5130b3ac7d595255806fd68d26eb3adfcf34260f79d7ba6bf77d",
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    "signer": "0x304351A649d22355BBE9FA748D7632fa878fA9f3",
    "userId": "848226921"
  }
}