{
  "manageEntity": {
    "action": "Repost",
    "entityId": "543075266",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x082a8f0357fcde870a1cd0e6f5ebb90c78a598c8059e9d8b0f7b9e7a0ce41735",
    "signature": "0x1314c759c43db3642ff4a605b8e4cf9f4cd6cb95c7ffcd47d0d0b34456e63e394b9747c195c8cd500eafd586c0b205a9dfadfca03c2e2f35d53c36fa33c571851b",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}