{
  "manageEntity": {
    "action": "Repost",
    "entityId": "399413",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xfa6a3b544adaf7f731888ca1bc580f761a2de1fdae5bced4d1d4714fb447aabb",
    "signature": "0xa00e03ff755be03cae09aab9efb3612cc2e9b2d4fd0d29da08f31d34319ba1a82a50eb61074ee1ba092aae3d6718d5aa1a359cfed10854fbeb9753c8b02a5c801c",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}