{
  "manageEntity": {
    "action": "Repost",
    "entityId": "543606",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x270aa227e5c2000b37c81c31319c4294ba750234c627bfb65641c9851d7dc438",
    "signature": "0x4b1e6d69f362c202b5b0b3d9bd0dfc27c2a447d51d5dad1c3d9eca381fdbec01022a9db85db70114f47211a7d3b3b2f00131e6ad51a605b47a57816bc47b2e421c",
    "signer": "0x8d9D00A94c3B1C9992e3CA4386AbBC6345B2E876",
    "userId": "396658415"
  }
}