{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1304210253",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x650b46a87b8700307e42ea7d3c23342dd0fa8df3a2f7fe17b38240d0350e3db6",
    "signature": "0x1a00c77473f23caea174b31e379ce14255b7d35f968889da2c5c8165a276d31e3ec1bfbec46fb75df85e9775ebf2ab9f3036fe1981c38659021f185e080809681c",
    "signer": "0x204E506f1D5498d2CABD41d2fc7a3078d5792835",
    "userId": "768479471"
  }
}