{
  "manageEntity": {
    "action": "Repost",
    "entityId": "771205939",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa666d43a94c80464a814fc3a64a2a443cd878482086ff52aac0cdae408fc18a6",
    "signature": "0xfad07a85bda9b75687da962bdcf19bce2d4c7c2d9c37e75d4b538ca17e8d92a4350a32708642955a6a7b4f0d3460d57b1878193ee43d05e802e65d52812407dc1b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}