{
  "manageEntity": {
    "action": "Repost",
    "entityId": "447750",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x04ebb91985ded12b520913e3adfce9a3cd83e50526a61186904b0a7e7be11b8c",
    "signature": "0xa94cc28d7efe7e7b30a609d60a1852f1dc4b43e76381a9a707756196ebeaaa5955fede4c89f1e04d37b341b77de5613936edf3c42a8b107e72e721c4fb9d0c701b",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}