{
  "manageEntity": {
    "action": "Repost",
    "entityId": "576192309",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8f948b00e9fe7d5ea98d842fe2f713212a28556cc44eb027dbd27ba4edda546d",
    "signature": "0x16e6b55581058e99d4565b516a839968f199a853328f943fcacfcad7b482b801490d9cb07437ca251833398bccc25139d172e7a108a93e001669af39734bd5bf1b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}