{
  "manageEntity": {
    "action": "Repost",
    "entityId": "590767",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x19d8c3606bb290a09561e0b944cb74180db8ea12dae6f39d5d23912a915e9340",
    "signature": "0x539e9e296d8943d60c6fcd2280c072cc85a5022c63155f126ff84f517c35106e7283194d7be5e12dc5f1603c10b682a2a32208d4410b48ab10d4b87933f45fd11c",
    "signer": "0x44BAdCFCf42113CbB67f519e4efa576B336f9bf7",
    "userId": "136844578"
  }
}