{
  "manageEntity": {
    "action": "Repost",
    "entityId": "574956612",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd059cab68c9f20fdac3ba7e49cfe5c98c9e4262580af3e79ca24ceccfe7c2ceb",
    "signature": "0x660de57cf79b6348b28e6db52ab4572c22745fda19d1931179e6084d554989600f0a08b05c2847e70c580f0f03734a9c3232292aa234b81115b8ef2b21d17a111b",
    "signer": "0x7425EdbFdF528603A88c658f4cf8B1396a8a77F5",
    "userId": "406225571"
  }
}