{
  "manageEntity": {
    "action": "Repost",
    "entityId": "815771289",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x742b3a88fb571183288fbb3d70e9b69cb763d533e1d692d9bbe41a3f49576e52",
    "signature": "0x6d96f003ed2489b62a02a9311c14d3c5a631a509a11279256221932cb70d3c480a225f98ca8e80aa043607703fce59bdb51dfe2af60c076e1a2e1512c59337a61b",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}