{
  "manageEntity": {
    "action": "Repost",
    "entityId": "147990027",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4f6e5e5be51d01ad20a91023c01a10d7e9b89b58f895bac7d20cd5a451eaf8c6",
    "signature": "0xfa67be0c2a3b71e2f7281b80c8189268831b4b705ed2a63ca77931c96a59d1a52b8f39c2586ce8a67f5a45654ef453e37e6ce379e445f2f7bd9e82986189d1bf1b",
    "signer": "0x4950A7c498b6c214e83B79502162b7f248f9e6ed",
    "userId": "499895630"
  }
}