{
  "manageEntity": {
    "action": "Repost",
    "entityId": "853355413",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x077f18d48359c585ef0288e4eb50c90a3b6ff574faf828ef1ad2e4602f975254",
    "signature": "0x1670a3affe8aa8c2adaa475e78d6009d98c8d858eb800a2fa876f7c4757e71a40ee4945628941e976fb93514cd80fa7983e6a82a8cfaad83419f91bb943243d51c",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}