{
  "manageEntity": {
    "action": "Repost",
    "entityId": "854768",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x703a2f2a11c925fa3d0bd2e0418062fe28351b60402d6a8b2daf428b907c382e",
    "signature": "0x3c621f9e85f2b5cfc1e58f128f8ac1aafc16e77476118af72af93e7a769b2cf4207c014c6ab8fe34294c3a1d0ea099153da60cc17055b72df7a5944b36a5ae251b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}