{
  "manageEntity": {
    "action": "Repost",
    "entityId": "519107",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x08ba981bdbadcf2ad7e54dcb9e9aaf81dbc74c8acd8dc35b726e782485334a20",
    "signature": "0x2732388aee674f4ab751cf5bbb5c9ccdd909b020c0e3861d0e557bbf5471c60028e141b99db2cde5c862b50604dfeb4cd0c90ecffe9ef23f27a0d8c1235f29d11c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}