{
  "manageEntity": {
    "action": "Repost",
    "entityId": "450800",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x05abb13985c59a4bb2d0d3a8eec54e38ff41a972fabee8b08725c6e0cc070209",
    "signature": "0xf3eeab85acacad4d8a7197130b01e77b9edc704dcb3eb4d66834d7d16113c30c315aa296e6183b9ce8756c1dfa98e8b9d8a3c4d1096726970262761d4b2a56f21b",
    "signer": "0x44BAdCFCf42113CbB67f519e4efa576B336f9bf7",
    "userId": "136844578"
  }
}