{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1455978009",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xcfaf8c720a36d3927b714c49ef2323049a3998b734de9d74f98504d3fc313475",
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    "signer": "0x102a924C1c076Dcb5816d20E32Dcb6F00e75F2C9",
    "userId": "485987672"
  }
}