{
  "manageEntity": {
    "action": "Repost",
    "entityId": "538766",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x85f97f8557774ab9928d8d45568e697e8113220630f36508f60909fb0ccfa000",
    "signature": "0x7b4422349747717297c2ca084cb0070f6ad9fb1f0abfde78353059d55bdeb0dc3cefd2e95e4f30d30920b7891b54cb4190dc85f22d316867e54c1355b966ca2d1b",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}