{
  "manageEntity": {
    "action": "Repost",
    "entityId": "639624300",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xafaea888a114bed73fba4a7b1b749834c260bf5fdfe32c1db884e52b1ef6cc53",
    "signature": "0xac315dce2535722e4a3b6fbe40cbdf52bbd3d1174835c77c3d908eec12df22036b1231c9784fbee5c37fb91482fcd1855898f0e6a858d6f7bdba63ee591951c91b",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}