{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1890055761",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x19ee3b6d109cfdb04a761e3c7dd4bd5cdd908dc265ad145d98ba9501ace16f9a",
    "signature": "0x34eb20e21fa2a076e198b77344654fd1740675995ae7a80b1707f347e75801b251b5036a7dc754cbd1e3d8efd4967276f70cba000433dd3cbe72d8b5456f97ab1c",
    "signer": "0x44BAdCFCf42113CbB67f519e4efa576B336f9bf7",
    "userId": "136844578"
  }
}