{
  "manageEntity": {
    "action": "Repost",
    "entityId": "555880",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3ef3f669f1adc037fef9c2a673db0f1e22d68f709769b8f4fbb6c31876424103",
    "signature": "0xd8c871a66e01562375f012b3c01306efe76e8801f10672b47566e81e17e69c94298aa22152bfd8a70bde3d65bc279f128797ecd76b6ea4f87a815121c6e577cb1b",
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    "userId": "77551267"
  }
}