{
  "manageEntity": {
    "action": "Repost",
    "entityId": "190001",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xbc2a056873d0c299051cb01ed47c9c5a3638207e0820375325ac2425ed3994a0",
    "signature": "0xa5fe7ebbbb4210a62745b67e35b650598d2a8e12c895077cf17223bb04ce949410e0cac291a2d798a7bf8ebad124f300649b69d89e4d29947478aea9591ac88a1b",
    "signer": "0x44BAdCFCf42113CbB67f519e4efa576B336f9bf7",
    "userId": "136844578"
  }
}