{
  "manageEntity": {
    "action": "Repost",
    "entityId": "300861152",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x13ca4668492a83cec618a9e8136b26f0152e6b1f767b7986ae87bcfeca1eefbf",
    "signature": "0x145fc09146bc3350db31f07c215e9baf3072a546459cf9d9613e1e9730ff82904f647928d594ecef41545327615c885e39b19ed5fcf1334b2f18dc3221fee1cc1b",
    "signer": "0xC35123bF05ca0B3A7B333c53E47bcd9f9DA864d4",
    "userId": "33896318"
  }
}