{
  "manageEntity": {
    "action": "Repost",
    "entityId": "770066",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5ac01a57f62c14de92b6d812a7cd603bb5fc43828a4f9d2799c81a03e1ca4df9",
    "signature": "0xc5c19754f2e4c7305a00c0305e95752d3658b5d2ff6733bcf5656b863f01a19735f1d01e05be890c9906fdf2801f3cd3fd192eb4f265fdcf0eea26ddbb13060e1b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}