{
  "manageEntity": {
    "action": "Repost",
    "entityId": "13173",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xecc4bbeb5cd936b3b1e19b2fcc91b9d237082ad5c7de3b1f0cf7f05489135544",
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    "signer": "0xD24271e3B8CCFB603860EA392E94eD5AE2538703",
    "userId": "456716469"
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}