{
  "manageEntity": {
    "action": "Repost",
    "entityId": "454690957",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xdba89f7ba388287b927abb05c1eb82eb7c98dba4d36547f2fcec57bd8805a394",
    "signature": "0xc59cc3da422d52458e37cb6fdd461e07414ded579c4c39774293d1f33f58c76f285b1a7416da8c23173a15281e2747be55fb9a739199be96eaef21f5fe892bcf1c",
    "signer": "0x7E7b9c4DAC3F284d889a5bc274eA80b8BA5F63ee",
    "userId": "670307808"
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}