{
  "manageEntity": {
    "action": "Repost",
    "entityId": "839974501",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x39180d3f14c407c2b4404181b1cd322ec50446fade2c5a18ec0b0f0cebc37377",
    "signature": "0xe25696cf2b43aae0ee0d0f6f6256e72dba008c0094f8593e2bcf428d5f0ce54b6137ff683c41109600884c981e95e8d0602d9757ba2e7376be652c0853c0edec1c",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}