{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1388590689",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7af2577c6947c1403193abf4cf18cde46e28e134886070226e56e2bf894442ba",
    "signature": "0xfbf30ea0a0b46fc02e7f96806762949e52a8093f3cb0ea41f033fe12eb2c79726b6b3045ee2831a1982127a0557fc8df61626a96bfd71515fc00c51f39d388f21b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}