{
  "manageEntity": {
    "action": "Repost",
    "entityId": "617889",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x675ace3558aae6d199bd4016bcba591f1cdfe5fa630bedde55de2a59c39d9591",
    "signature": "0xd0e642031c6b63c86936646bcf0b690512a51492903d519b9bf065f7bbaad5ce5e5b06323a53770d918e7e9feac0a1235f01fbd53eb0514fdb8f08ccb90a09cb1c",
    "signer": "0x44BAdCFCf42113CbB67f519e4efa576B336f9bf7",
    "userId": "136844578"
  }
}