{
  "manageEntity": {
    "action": "Repost",
    "entityId": "555942531",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x05f04c9890b7c755f4caf24ff50ebdeb5e78ca620ab73d3bf8d884cf49bc816f",
    "signature": "0x3012c96c44f97dd10fe3d2c00704e91462c85467a5a03180e0040a0313619a030d5b44d2c990985a98edf7558b8f676306a94cc08451df2845b0102c7b5c9c3b1b",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}