{
  "manageEntity": {
    "action": "Repost",
    "entityId": "899789441",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb77223a9467acd6cf879375d128bcc1ab31e7ffd654e8baedcf781d692eaad6a",
    "signature": "0xed651a2c2d65956286f3fe26375aedb86ed1306ba6b7ce64f3be005fe9060aa7037ee1ca5f96e392ce2efe4ddc31c0510d32bf747e9c107d5a074e95bf25005c1b",
    "signer": "0x316933E449A0b429014E405447c447C9Bc472bE9",
    "userId": "451684863"
  }
}