{
  "manageEntity": {
    "action": "Repost",
    "entityId": "784879404",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x95f234297d820f00b36d47feb24c6adcd362d55f779d245bcab00d8333e6bb71",
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    "signer": "0xD24271e3B8CCFB603860EA392E94eD5AE2538703",
    "userId": "456716469"
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}