{
  "manageEntity": {
    "action": "Repost",
    "entityId": "445855",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe95ac20c766c3f2865da17580500228f6cf77a62eeea039c9e34f18e7b37a056",
    "signature": "0x26c6d0589a157516c4def10f63a5a96a97072b55f7e9ae242453fc0a7ae849e746ca341b843ea25f8c25a1d5e8265321538e204ea350402aae9539122ea7a2441c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}