{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1603907981",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x108ad62603180cfcc4b9d0d1df6a8843f0aa3085aa904d3f4fbeb3892afee221",
    "signature": "0xa1f01dde2a9d15956d020f64d4bd5b0f418552a3b738271614801d2a5d3129a75b109e344aa26be189b0e4e9d57e124b09f2951af5b8bdbea9f8593609970f681b",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}