{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1839906388",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7e7f068f58fdc34d83fd416583d2a02e819ed4a1742bf87819f8dfac91892ca6",
    "signature": "0x876006bfd1e8b95c34b200c4aa8e6ebdf697245024c4ef4aee3c0d03aa8609e642f1039c22657114cb1908b4494dd4ee37f9af0711f8e2a2b7cfccdbdeb3e1be1c",
    "signer": "0x204E506f1D5498d2CABD41d2fc7a3078d5792835",
    "userId": "768479471"
  }
}