{
  "manageEntity": {
    "action": "Repost",
    "entityId": "858765521",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5138bb5f7d015fcb72be7c6222ce6eb2a1cac730a09274ef65ca26a2f9b49f89",
    "signature": "0xf8eb5f34fb08b73f3ae5bf25148c2d1b1883c576caab5d7a5c25707e88c620ac3e0b5bbe8ee84363bea2168e810ab06c1592e0e83a6d00ee4e136ca2ea3d17611b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}