{
  "manageEntity": {
    "action": "Repost",
    "entityId": "758330642",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8363a8fd3a028af8320862674f58c4764285e1e20bc5820413dff60fb6d442d0",
    "signature": "0x56c74910af50d01e033138fe1c80fd3447b96bb70d96c1212851b548d8d47024747863bb9a8b550002dce5611135000b30755fd7e08ad4e848e7a169f5e0c22d1b",
    "signer": "0x8c83aB7F6a7f7A93A7CeFeF6E16b212bA43529f5",
    "userId": "549340592"
  }
}