{
  "manageEntity": {
    "action": "Repost",
    "entityId": "304221439",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb09958d488c455dd58f77de7b203b11a946a7eb8b5f7c00e3a6c9e8fac9e338a",
    "signature": "0x7a7fc063a70d879d1c60f7b0ab378caba8dec4248ba63d2ccc1ba34d0eeee1c83e6858dcab78c115eaf362bd6585e19ccca4d897a7ed3857ecd504585351cd8d1c",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}