{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1290763265",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa309d8a3fc5564057420d00fe4808d46f2342cd1b8bf9d00eb6ffa69cd469654",
    "signature": "0xc21ca6a6b33bbc20aa9c1e149747ae2b217c7c64ab10e58c0f3bc7a1a5026d05434daac299eb4b3ab4594ec14a30a39cde1e6a12b2b18fdc0cc90d23a8130fce1c",
    "signer": "0x9436FA87F6c8C3aa9e0F0fc7960566dEeB9e23d4",
    "userId": "124"
  }
}