{
  "manageEntity": {
    "action": "Repost",
    "entityId": "289951",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9ed6e770ca3219d7b047c689d829d7d8311377dbcca966496d99ec881e724814",
    "signature": "0xd1d8b2444e77c21ee831ddb93b38d453eaee101a81f73bdbefa4fb65a87dd4713fee43eb70d6b78ec90782fa47187397a488cdacdc59be4b5cc684216855d4f81b",
    "signer": "0x44BAdCFCf42113CbB67f519e4efa576B336f9bf7",
    "userId": "136844578"
  }
}