{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1256821499",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x216d714b7a1152ff5f4ee641c06de32dd470a2627b7b756cf03017f4195cf2f0",
    "signature": "0xbed5c0b22cc9b2c3bf83eabb4512a92947df2ea4547e813856d49efc0f95c8772cfe6c712bb4516b844a9c8c2323b145591fe153e234f01fcb63dbddac3fc47a1b",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}