{
  "manageEntity": {
    "action": "Repost",
    "entityId": "663510737",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x81fdcbc52f1d32030203e772e528da43d8160a63b84ecb768b83060c1e22a9f5",
    "signature": "0xd3fc968167923e1e77349861a999332bbb13c38b8df6cb0f16516e01e68045b21e5c395994b45cf9723bf5bbc6a76d3c73022e19e3814c6e75fd50b71ff5a6021b",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}