{
  "manageEntity": {
    "action": "Repost",
    "entityId": "309214354",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x89570ad4c34bdd2b66d4c22ffe85f2e050b1b763c2ec670ec2f27c973cd4ce01",
    "signature": "0xc5e329d8e4d856bcbf22f5be7d67de0f7b3f5c02023a175517d1ff2e3891f21c45b5b05559c010409c4151a19a374090b2a4ed6647266c623021caf3ff7307181c",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}