{
  "manageEntity": {
    "action": "Repost",
    "entityId": "744481420",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0681bf75c7fe77682dbe8ec3a909989fa7385bf91c50e7abab97c56b8685d89f",
    "signature": "0x7156cab29f71e8849a9eb2c959d96df457f39a3e2d8bd778d525aa1c906ff0010db4f50f907054cf14492486b09542e476949f53da95c2c616c4300de80be1c71c",
    "signer": "0x5D012C880480A2E1ab4345f6F374CFf73e040331",
    "userId": "10449019"
  }
}