{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1519396410",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd434c724b3843d618d7f050d552b69f51ba4cf79e1afa7a587f9eeb779de7534",
    "signature": "0x915c2fad959348131794d3c82d643557ad43814cec07d201783b7af530e6df9147bbbf75e486300ef95be7298e981be87ddb843a6dbd6569c8b1079a173de7541c",
    "signer": "0x1d868e2cc29848871636BdCF83a08A975835b6DD",
    "userId": "120328011"
  }
}