{
  "manageEntity": {
    "action": "Repost",
    "entityId": "621510",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x88d05a5a7ae520cd1b053613b79c509f0e2399d0627bc24964b54042f0b591b4",
    "signature": "0xff1e302ddd4a1f76eac9fcaa403890a952a9a9955edc7db8ccfda77a9b07ff73684144d346cbe80830a2158818e6aa01a2fd1e8edcb07dac687c351cc79b8bd41c",
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    "userId": "77551267"
  }
}