{
  "manageEntity": {
    "action": "Repost",
    "entityId": "143573553",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa557f632b2dcb5f01732ff60dfb94f67933303ccb89dcd0462b34b1e1c863063",
    "signature": "0x3368da24cbce2bef63f60efde22672aec0db92821e1374ff472a25c4897046144ef8276e23394e849b4b52b58a29a798c729503c8681969138e1a3327395400e1c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}