{
  "manageEntity": {
    "action": "Repost",
    "entityId": "859437",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xf850b596b62d8ed46b496ee3d1427c9647469775ee30f5535397293c0050750e",
    "signature": "0x9ec5a495cf05d6d070e2dcc4af38b82918e770d21a8e8f43a2791dd9da892f0c0725504fe6c98eb220cfe878e0b1e05ddb337b8ae24dbb115d60e3e90b1cd6c81c",
    "signer": "0x7E7b9c4DAC3F284d889a5bc274eA80b8BA5F63ee",
    "userId": "670307808"
  }
}