{
  "manageEntity": {
    "action": "Repost",
    "entityId": "526490",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa255076dddea0ce4aa2151da17b570692400eddb76ea8b518d783a4e5bf1a4c7",
    "signature": "0xc7d3c0a7ee0d8581b7a514612ce05981ad1172823e233bd55b2ed942e3104fbd255e21e3fcb4cf4dab54e5619fda4d272597ed817891ad1072d86bc55803562a1c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}