{
  "manageEntity": {
    "action": "Repost",
    "entityId": "542750632",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xae400cca646fc46f9a33fe332a1bc7f1bf2db2bed3b43ee8cd4482749b02f91e",
    "signature": "0xdba8965cbba618e03e2095e3152e3d184be4d07a28811f504c497070b2aa012e597a987f2e36cd82053100b43cde6fcb7ce2d34df6d554b68ed53611b720cc8a1c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}