{
  "manageEntity": {
    "action": "Repost",
    "entityId": "548947448",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb2d9becc0f8534c3a9367daeaae8b302ae593b46a155658d11cd9f271d3e6514",
    "signature": "0x97cccb50d2999763022a824fde2dfad66f866e9e7d8828373cd4a23ed7b9972d454e43a15352038e60d76862b3066c2d04c9a65b1d92e496ed93c391b7b5511a1b",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}