{
  "manageEntity": {
    "action": "Repost",
    "entityId": "198787",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6c72ea4c471c9690d08aeafeff4a9b7105d8071508c5de5eed9840251231e361",
    "signature": "0xb8502c952216a2a3fd2a2cab21950fc5008bb1d8477fc87a8fa29bb8cf0369cf75c436b4af2c613ac661be375c4c2ae36b0b12932e08c8f5ca95e15a9db0836f1b",
    "signer": "0x44BAdCFCf42113CbB67f519e4efa576B336f9bf7",
    "userId": "136844578"
  }
}