{
  "manageEntity": {
    "action": "Repost",
    "entityId": "667128147",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9211c9674159fa99fa5383022c1e1bf1a4a6fb0a11a460f4d1fc4d58ab0dd61c",
    "signature": "0x030a0174ce395408c50bd1b5f4c71671e697a17cdac1d03ad3c9e67392f352053c77d75fb8056817a48a98fb54ad0a032115f8066123ad33fb6e5a4158d0ce8f1b",
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    "userId": "475275462"
  }
}