{
  "manageEntity": {
    "action": "Repost",
    "entityId": "554162988",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd34f81322eaec9fb396f479c7eeef5885ea4be06732a204dcc229ef6c1c0cc9d",
    "signature": "0xa71e23d232bba6a826df41d9d7da36dd386d21291e52b5b53360dab10c249dfc6cffdd4e172fea968a2f836600e73ac78db4286842b184c6940c47b77922c2761c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}