{
  "manageEntity": {
    "action": "Repost",
    "entityId": "446221",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd97410e0f59f5cc8294101195c2ca426f7361c0f3ec85bd744040eab57469654",
    "signature": "0x27736308e92a510a0af1605696352b83a14362d3798f27499da406ce103e83c55be4af47de83526caaafa4fe5af2ea0fe885c16a9beb2951ba27c9ed9810ac6b1b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}