{
  "manageEntity": {
    "action": "Repost",
    "entityId": "551317",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x671296e5cae342536db2f2d3d7cd976148fcac8bb375c843d1f3310c7a591822",
    "signature": "0xe8271e5b2590f09463cbeb6b9c109883b3c4cb6c2403109adc06505a39cc43a665a00188bd06aa4b4a06c27a06be5f6d9c0084c7172b84af5363a3f9c200d4b11b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}