{
  "manageEntity": {
    "action": "Repost",
    "entityId": "387596",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4e5c783483889f289ffdb4194f02d01461364be050382569eda37d49cf6c5aaf",
    "signature": "0x9a7bc9ec96e1db00a66bfdf10a23b6aa2c268ff78d7383417e996757d7059ef61358eb193ed0aa84db0e3341643e06ca5a0921ec35ae8bdef6c4a9f70cd405501b",
    "signer": "0x7E7b9c4DAC3F284d889a5bc274eA80b8BA5F63ee",
    "userId": "670307808"
  }
}