{
  "manageEntity": {
    "action": "Repost",
    "entityId": "544571",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa663e59dd76c1084423ca05d0f0d0702c5c3bb113978f7975b76edc1a3857a8a",
    "signature": "0xb19791ad7a924c6cb8530e65deae25c8b17acd806097770c3e19a24fb5ab005b3f438b3a655bfa841f748396c9d9bc95458615ace5483ac5e2a7b382bb8c65d11c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}