{
  "manageEntity": {
    "action": "Repost",
    "entityId": "545362",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2ecd53ff43c0ba46028b5e919a4fac0e574e5b5569316fb52608861bd4bd579f",
    "signature": "0xbe179fde8cdac8ac3635cad9903be875af675d617da06ef848468ef098bf37116def91d8f4e41e35062ce39d123e3371dc4b8d0d3c4f2ef79f3f52d6b1b691321b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}