{
  "manageEntity": {
    "action": "Repost",
    "entityId": "615563311",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd3fb9f4a4987318071d4eac0e062d8c7bf17b0beb004df1051b0a5bba2ad6ece",
    "signature": "0xe17e785f23dbf7c9f238c84abbe8f1b5ec4465cebf68e6fc228e43bb1dca575e1325a3640a1b796b93ed79b27208676791a93d08c7d6307cff44f41f1a1619f11b",
    "signer": "0x283a6Fd0bE176865B404dfc3B2805D3a2701d62e",
    "userId": "484365174"
  }
}