{
  "manageEntity": {
    "action": "Repost",
    "entityId": "973000728",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x76c51cd57c16eda8e5720bfdc33fc6892918f9f41e9028d3d721a526aaac3f19",
    "signature": "0xa965d80c73459f029ba859a49ee080438206b8cc9e2e36c3108280b47bc47e942afcf4c603c95f9cb632caf4363ee9c6a589b773297f02d6cd0b5eed72b0e4131b",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}