{
  "manageEntity": {
    "action": "Repost",
    "entityId": "378413",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x81cc8357e03c389db0e16a33b1d9351eefa8e508a55eec185680a4c729d32e3c",
    "signature": "0x13851ff39a6bbb49c33909240db78cbb18bd0d388d89618ed924f869837f6c197b8f20665389ac6f9b9b75a1e7fd58ecb7694ef5c1ba427e182ecbc543af15341c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}