{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1421542299",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x10ad5e6a61056b2ac86ff7630c4fbbf285d5a1ce31477759d36adff8e19cb97e",
    "signature": "0x27c6a07fd2e7a613565d3ff5d63951bdb06f379fe2c6c123bc7215e4f944a7004a3e5c0b2a67248f30fc34ad91bb5066647c4b0b04f940c2098fbd411b5aba4c1b",
    "signer": "0x9BaE2e1849D39772019b4AC3468e938a232f73ee",
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  }
}