{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1479495554",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x55f4478ad24169e13870c762c4cad810da5ad88e78ef2d2b7877aa776569e685",
    "signature": "0x6be1dbcf434612c28ac42c5bfb85f330687197d6a2d4cbc7de8073247088537e6d2e9399f460c51fe4b8fc7f0b576f6fbe136bee8075b14e6a22d2ad04a8a3681c",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}