{
  "manageEntity": {
    "action": "Repost",
    "entityId": "399190",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4e7e3fb2b4447ae6f79f00b3c5ae8ab887fef3a3c786fb0a09d9649e5b65458e",
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    "signer": "0x2D566E1DaC6fc148a694abe846B32e39B6584aa5",
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  }
}