{
  "manageEntity": {
    "action": "Repost",
    "entityId": "338600",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1420588a402dcbda700fd69073f4a6f8baecd78c3f6f6118668791ab52c5b477",
    "signature": "0xed1a23861b4c04d725cfb788f7369536a627e31b37ee2441e771d4364c2ba8d3749cff8d8d71b824d749116407f253bab4a508067f47df5f2f4ef85819db3ac11c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}