{
  "manageEntity": {
    "action": "Repost",
    "entityId": "12839526",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2335c139de6a0873d86f394920fcb6dc487bc47f2dbdbaf502162d9d803da59a",
    "signature": "0x13556582b3c35206973d96a9296e4d1fae5a64b489e9cbff8ce37f4708293dbb5835daf979b05c0d0dc2c8e36d8fbb8c98b0297a852ee91b63f5d6b657d407bf1c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}