{
  "manageEntity": {
    "action": "Repost",
    "entityId": "512852",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0015f55454e8663ed2b84dc66fb5ab1e49a6e8a3e8709bf83fa93f3ff4a4587a",
    "signature": "0x1f0f6ae5abdc060dd5da7924a37c1c3dfb2f9ead7b8dc787b49e6462b0a960673acc9b1714c18545ffed41b2405e84524537213bba64224d942eda2d3ecf5ebe1b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}