{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1450973028",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5f31308211e74e96b7273ebca443a69c2234a089d26a0a6cb162f85ca41cbadf",
    "signature": "0x4f47576a86baf61ac1a0212f3229a896e26e69a433f30f9e2c2bd5d0d94f284053e9413089f80608ca99dc48018fbc52bb386c71ed3d8c2059c8faa2c1fbc2ec1b",
    "signer": "0x1d868e2cc29848871636BdCF83a08A975835b6DD",
    "userId": "120328011"
  }
}