{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1553729866",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8b589cd22f80d0553b5f9042195d762eb2ecd2bb63a5d46b9561d79de5137163",
    "signature": "0x0f60e020229d5ddb39564456e2166e637a9dbbeefe0a861e335e33b52a5ff53a198079759a2c10201ec8c807dc81ab30c3533ce55bce73665c0d05cdb445bdb61b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}