{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1875495015",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe4b4f2a120800e2d86ff0f49f7332ab134cc32ea58d0704f1f6337bfdd4c8f70",
    "signature": "0x51ddf345d58239cfb759cd1aac603d215b975fdc207b05eef5a52b9af030069255a878e145cf495128db54d2069aac94bf648700c3974cb7832e5b7c9b46cec01b",
    "signer": "0x44BAdCFCf42113CbB67f519e4efa576B336f9bf7",
    "userId": "136844578"
  }
}