{
  "manageEntity": {
    "action": "Repost",
    "entityId": "878437933",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x08e4c7df374bb7d73f60033edc3dce3b62ed89d21712103fd00f1cf38dff1ff7",
    "signature": "0x6183fd35cb606b506b1c16ce343dd4e9a09d4df9487df2d45a79d475ab5f82c96084060f379c30e553cf70c4fa2fbd0107de3c7581e353a9c1cae99c1beb31851b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}