{
  "manageEntity": {
    "action": "Repost",
    "entityId": "139650853",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xcd008732b60754f93f38bc37a4caffdb5b0c63fe098622ff9dee0f2df38f26b5",
    "signature": "0x08904a1bc98ad12161c4e782b17073e648f8dc5fa6e3ef95106bcaec68f75eab69b41d43f3f5ace0c6e99a8dd9a0c9cb1085a4fe10e543f948293c30c910b5d21c",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}