{
  "manageEntity": {
    "action": "Repost",
    "entityId": "423192768",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd25d0c5c3842f10f8e7310cd286de3fdf1cf9b11fb3a13e46580dfead954854c",
    "signature": "0xf5e41121fb2ced68e16dbcd7e277a1315832aaaee943a4a39d9c7180a75df700327aaf3a828a84ded5401897ffd0009c95d7e7d764685c46d037d3ab9435b87a1c",
    "signer": "0x44BAdCFCf42113CbB67f519e4efa576B336f9bf7",
    "userId": "136844578"
  }
}