{
  "manageEntity": {
    "action": "Repost",
    "entityId": "858315513",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb7e21228be8bc8d2efe8f4ac0902b561a5d4b6c317a6ac71e9be16bffa02b026",
    "signature": "0x135e1c28e4da8b706fb35de56f02baa82874590f1355ecfdf53ce8bea789f95e14ae0d1e254d673b7ece5eb86ab410a21553aee81860ee3e995bb95aa2edd8431c",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}