{
  "manageEntity": {
    "action": "Repost",
    "entityId": "763996",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x959152b3b9940787524acfac75d11854a6c269d890cf004764895f85a6f50ee9",
    "signature": "0x9dbdceb920d349aa548fc7691a9dc76f86c6f1b1d6d8ff869c27b9cb2a63395941cdd0316cadebd896c78673b8fb50dca75a56599624762de092e3f45e9798631b",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}