{
  "manageEntity": {
    "action": "Repost",
    "entityId": "734775822",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x456b3c0381d283ce5dde7ac801c0e94d498614db9fb13a27d3c9326064f95d98",
    "signature": "0x0ba25a17077aee2c755fe8b36480bef080a76e97315f017ce89d251556885f332d5cdbd9f38158be6d866da6f2cfe87035094b16f871f53deaf7de7e8f2b62541c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}