{
  "manageEntity": {
    "action": "Repost",
    "entityId": "331905",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4450410ea81aa74f787155a87e3bdaf9dbb7b7769261d40c586ccc116eaaa02e",
    "signature": "0x9094f849190a5795431e67718eb0b8326d23327fd36ad31f9bac27115d33653b3a3981f4d79c5728a88f798a66c041edc32d558e059723c25cedb4df7802464c1b",
    "signer": "0x6778772C8bEAc9AaE0A4a7faE307a5C48fE9245e",
    "userId": "548409021"
  }
}