{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1298723620",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4312f784b4a90e3101a3841bfb531ed07580affa82dcb08f70b8c44a8d5f2a9f",
    "signature": "0x8524ef6b15ae2d19216d5a927a2ec308fbf367f9f7eede8f13939c380ed7132e6df538880091559d51514f56430b8d2f2479019ce6c9df4c997f43c803b11e421c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}