{
  "manageEntity": {
    "action": "Repost",
    "entityId": "975949417",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xcff6ded612f357a3b8d0ef7a6135456791b7ee6bae9fcfeb722458c392394292",
    "signature": "0xce76ef4500c3e044f2e5befcfa8d41560c99b847f740471e9f70eacca6f082f27eb6fb4e78d86b7a1d0da5afbae9664d8b4ba4d11bec81a1e24722d60bb05a141b",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}