{
  "manageEntity": {
    "action": "Repost",
    "entityId": "499576072",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1067c974864172b1c5b6f023f8ff512dc246df229875f60b23fa2cd4001405fe",
    "signature": "0x910803be9e7ba1fc5b8ba3939710914e5293b8190c19b5f7a75eeb3e1d11127a3f3671ec602a7ec709dbc459699d53b92b2ac780dc6bfe4e98a0c20b08ebb4f11c",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}