{
  "manageEntity": {
    "action": "Repost",
    "entityId": "252573",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xbbf4eebba85f34168b1e20763a5423e6438abf7fcbeaefe60297a5d82d5c1ded",
    "signature": "0xece98cb70145de6cf1f11f506813b966474484e9bca3de17bb6a22fd2a0123ec6b7bc76ebfed2856aed040505c5436dd5da1d5084ca85a84b2b4a8a88eb784a01c",
    "signer": "0x98591a180A20DF036EB2C9D2c24B449E65939Df5",
    "userId": "338604526"
  }
}