{
  "manageEntity": {
    "action": "Repost",
    "entityId": "544190",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x88b857c440b289895e599cf4214976326c31372cae1605a5f1e9dc019f7beceb",
    "signature": "0xe2f59dd7d9df298b8ed30cd8518bb763207e52e17905d8b4994cd0f86b3d99993f8760696358d370ceea095f4ff877e9dc79123aeafbc84462ce5df56c18668e1b",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}