{
  "manageEntity": {
    "action": "Repost",
    "entityId": "763959",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe2f9e59fe7d11b0b20423c48a7e6d948bfa08ef1e9d484107a712cd3d84dcdb7",
    "signature": "0x5d9dc3653e232ee556a02dc4b48ab411b8a7d47980dbe7d81ac666ae013d632039a716850013e07fd01c502d3ad8c6de658912ba27e201f49b6c512ae5ef70a21b",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}