{
  "manageEntity": {
    "action": "Repost",
    "entityId": "758945",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x42c261f0bb41443fdfa33c1da2fb618afa9c46b2708e530e5c88a956f66fd5da",
    "signature": "0xad72cb700f1d7e940b2ffc2d251b9ac4133928bfc5b59b51403098a53c18ccb5755755dcfffaaea9cfd020635bae3b67b0c00a6ff5d9ff17a2f611273c5aa12f1b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}