{
  "manageEntity": {
    "action": "Repost",
    "entityId": "640764957",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd06f03fa9e313a737fe2b76606a35dee48d77bc7b77538a23a5875c4f6fd512f",
    "signature": "0x42594e13d65f3590ea77419f0d79a4c37a0cf0bf7106de82fca21603a59acabc7b1881aac72081b51631cb2a5d0c01cd421e5c17d60eb0749fa7b45f2d5a55081c",
    "signer": "0x9369ae91F6A1cC4996D9126FD991d64e7E24c805",
    "userId": "333763354"
  }
}