{
  "manageEntity": {
    "action": "Repost",
    "entityId": "812929752",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x849f287cd34f971bf47868fa8a5e40910042c3d81e803c35f261b15a901f543f",
    "signature": "0x04c388f24daf34280905cc4cfcf49976b93039a54f8b3ef1165a10aad43012415d8480fbc3cabdb7521f912bfcf25343f61a5987a86c1477bd32a06c1babdc501c",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}