{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1389183281",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xbb7c37748005802408f1d0420ca1c26b1e79bd2fd263c36549a2775658cdf580",
    "signature": "0x6076caddf33b21887bc55dfa4266f520ad05c4c97fb7be16ee731933701251bf6aea09b3bc5aad8db82d4034d4f6b6d3f7eb0e86d008c2875197b10c5fdcc9e41b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}