{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1451103363",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa4eb571907eb4313309a3b9b2ca5da7796a3643e3cfff01208cedf5c2cd42b09",
    "signature": "0xa8c5e4a75a9879942032b418705d9d349e4169e0e0efcc3a72dcb6b66a637762740223aac02a61798400989b4738453d530eaadc3a5cb45672980f30adbbc9911b",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}