{
  "manageEntity": {
    "action": "Repost",
    "entityId": "864896147",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x402ae7ed8b613768cdf5d55885af8b26028fc3dc9e81ff1a0eabb1c522f3e233",
    "signature": "0x0c9335869e32be290c88eec882d8e419e52b8923f694c2ed529e78dcf04ac9c64d01715e0f30cba043cf9823e7be8faa623601386005ca8127ee2962e9a689d21c",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}