{
  "manageEntity": {
    "action": "Repost",
    "entityId": "603044",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9b9835c3717d1131290a8a3c191d31cd232149a9bf246ca3d1fa1325c126761f",
    "signature": "0x00b21520fbc1a42f5eb9714f7e562a85c6ca02558ef58c6ea404ed33f21214ba4e9200b5cf15a0d12d164970d1e21c1470c4fe58def27a62e96ed4987a7ae8e11c",
    "signer": "0x2B28feb1CA15953a5a910C4E741698a24e8b3FE9",
    "userId": "887020893"
  }
}