{
  "manageEntity": {
    "action": "Repost",
    "entityId": "738231",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x740b37612ef809c3d26e288d57b88ac606654ef0eb88c3c795379437dd4f4492",
    "signature": "0x571ccb81c64239b7e08dd28165246fee6cf96064dca795d09a76aa88214649f964c77e7bc858db0543fca34a90ce69e7c95e97f444d83f1911cc09c88a9d812d1c",
    "signer": "0x44BAdCFCf42113CbB67f519e4efa576B336f9bf7",
    "userId": "136844578"
  }
}