{
  "manageEntity": {
    "action": "Repost",
    "entityId": "578784565",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x782816259f312d5ac8bc9d749e927e49f4550e9de9ef18e027bf793a207c5e8c",
    "signature": "0xbb9df9e2e4a0ef101b8e0a3c8e34737bca1cf93ea80812b948f3529f68b8ba5553f31dc86edd5be9b50816bc7747c455752174ed83e7bd0130f608b8d5f2a5401c",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}