{
  "manageEntity": {
    "action": "Repost",
    "entityId": "576580410",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8926c6c1c4963021cb927585e9e2a397fc5a92cbc3ac1d538f002ff91e470af5",
    "signature": "0x09147c00bed83db46c6bb57fbd46a4a4107526c7a3b3a1b97b78920435db35df2b470a22b88271e0351f8ddd8b1a91cc7b227198e29bd8f67b7391835729c2af1b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}