{
  "manageEntity": {
    "action": "Repost",
    "entityId": "128922868",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x420a47b67021b46d41fb1aeb58b1ca55e6b9e306a3e3fbe40f8e5b586223e32a",
    "signature": "0x951418bfb87049e49771d53d0074f300a97222c4672d3d06c09af9fedca0e90047a862178756c3e3c6fc9c6259873cd09d4d267dc400d3ebc619269a0af6f8581c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}