{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1584662781",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8c4b5661495c323415fc8691b7a0e60faa0ad2a0c6ff4a48d85c4eca5f48f74e",
    "signature": "0x035d686fe638b8386426db1a53309d510dc76b617e21e5c3033497a03a2be78f1be5d4cc230c2ba85ce14918c6ed53885109c8e9834bf1b922dee47ce2da1d021b",
    "signer": "0x204E506f1D5498d2CABD41d2fc7a3078d5792835",
    "userId": "768479471"
  }
}