{
  "manageEntity": {
    "action": "Repost",
    "entityId": "428908707",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa53ea07796ca76f5e77bea71c370bea79ebdcd37cb2716ff989205e6b845955f",
    "signature": "0xf4000921eded4774797344ce8e2f322f886ed455ac35e0f8dcb7dbaffb37a6582727c2821a7ed60101b0c34cc56563aecbf3e7664217923516370af3b89557991c",
    "signer": "0x44Fe9338D9d1405927C73FDA0be0F36ae481Cd39",
    "userId": "983568397"
  }
}