{
  "manageEntity": {
    "action": "Repost",
    "entityId": "221397",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x667d9d0bdc38a153893dbc2a5616837c0253a1a41b4361c31f3cfde7f632eb6b",
    "signature": "0x6a16b37f55eda5b1a918e20b16516b83c52ee4c70e3032498ae9181a2ff15611257db3036b7934bec23e4d58f5afa063e5e35b069fac9f80cc43d27c99572df21b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}