{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1354388451",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x303c5b1537a9b33a94f1ea4db4108e54649635f0b6be5466edb5b19068cb8c61",
    "signature": "0x4b641e915eb621bc09b7a712b4a906a7605daaa88f7b2e394404849164391f2d1655e87fcce759fa54af7eca566d7f5c3c8908ef6b2324ce75704a157870d08c1c",
    "signer": "0x44BAdCFCf42113CbB67f519e4efa576B336f9bf7",
    "userId": "136844578"
  }
}