{
  "manageEntity": {
    "action": "Repost",
    "entityId": "819567",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2c6fd85810cab9f0f1d0bcb0cbc0673e5587804f832612f13ef57fe0e27ff0eb",
    "signature": "0x21de36c4dd78705b9f31cf9286a64f86d493ea8fb3e8e0ecbac423cdbb82298f250b6c1307c9fbb4090389515b0982c1749fda755baa3605b86dfdab20ec0bbf1b",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}