{
  "manageEntity": {
    "action": "Repost",
    "entityId": "549950",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7734f793231afc0905dbfdb2864fadd69060f7bd3d06bd1b5aeb912055a83157",
    "signature": "0x74c513809791574ce324cfe74265d8ef64d67852d076d29f06d3572bbef43755727873a280369325c25ab310a4fb516326586800c5be2842e0f40b7ee323bb011b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}