{
  "manageEntity": {
    "action": "Repost",
    "entityId": "377364",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4bc6b4a55f415e7489cdccaec61bd76f1913a8e09e0a3bf65a1f49738bd3dc2e",
    "signature": "0x7f48933e9d3901c941d8f8d4670da2070987a08192e997b47d0f0f156fcfc56106437966466ee15796132213f3447ddc5dd16d1baec2c082e7ddf9effcf247f71c",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}