{
  "manageEntity": {
    "action": "Repost",
    "entityId": "574590023",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3aa47980c0b6769251a1b1fbbd0c0ccae1673a236b0bda97bdc1d9e85793b2e5",
    "signature": "0x2d38a1a30adce652ad583046779e3edbf086c8841e605e751aa0e86cbdb4dbed1d4543b00d39714dec36363e8bca75fa4dad93a38bd54b7dceb6ce66db4e77931c",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}