{
  "manageEntity": {
    "action": "Repost",
    "entityId": "857655624",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa5c0a21b9db52e45f79018fb0155077454cb3c809853326cf4b2bd0d8d79a674",
    "signature": "0x833954d421f0cf46f8b29bb4954786e6591bf85d25040454de47cc0792aae08235cb1a96bc9c6afeef2e76b329d5956ea74072b31acddb615329d36607e7bec21c",
    "signer": "0xfeBBAF2B7d9F5bE3DAA34bEe70259f61ac4aB836",
    "userId": "139146722"
  }
}