{
  "manageEntity": {
    "action": "Repost",
    "entityId": "899456267",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xdf1e00f68e3848041b3301fbd1d3895a82e857d2c28ec1aee566b7dce59ba873",
    "signature": "0x9f3d7c1520437c80090427f0156f57e1c3c82ca900052d3f3387eff4f9b96d131ee6906bf8266116df82da7471aca8518dc5c8069ad3821a07ef35ec9c709df21b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}