{
  "manageEntity": {
    "action": "Repost",
    "entityId": "148715",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x321094083c73f95bc63b180f0ed6d2b25368307f7fefbabd1c30e9e8f1b06ec5",
    "signature": "0x413ec5a350c052fb1ddec946979ac1133f02f1964613050a41f63d2cb5a6c4427104609a78a5e65f6ace7a8606ea05732c22e9affde65e67b21727527f4919fb1b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}