{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1851231621",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb9a74029cc760ba56b051bfd34555d5318c306a66d28b20a8bbf7b6ba793eaed",
    "signature": "0xd4fb54df9f1bbdbf06725528845484daec727c6cda00bd8a1a917564658a9ed461165a0f6928fdbcd101e1fac7e6c57bd6efc4e138fdf09e74f065fa557228fd1b",
    "signer": "0x5D012C880480A2E1ab4345f6F374CFf73e040331",
    "userId": "10449019"
  }
}