{
  "manageEntity": {
    "action": "Repost",
    "entityId": "75561619",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe086fc00a21394b5d34d2420edb6dc06a6eaa1626b4c91b12174a1e69231a6a0",
    "signature": "0x6c548f1c6bf15a5e40e357936f309667bc75d9fc24f03b97f961c464d27bcdad261c623417dc1b0a6721bfec7920dc8f128c6d6aa195d178979336d9d67017a61c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}