{
  "manageEntity": {
    "action": "Repost",
    "entityId": "770123",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1612b6b5ea6ba23ad5bfffe746d718c5b921890cc36a9c878135ebb386c0d7fa",
    "signature": "0xd92d8e0ba66f2ddcbcbe068f33933d227153491aa4b40d61fea484578eaed82f178b21c2767dd6632ea52985c0f7c02d7336fe3f087c015070ca775775cf21881b",
    "signer": "0xbe916820AF010608151C80f3A74F7c83218094B2",
    "userId": "881446128"
  }
}