{
  "manageEntity": {
    "action": "Repost",
    "entityId": "459348961",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xff63e562ff815dcd85327b8842dfcbea98f058e2083c6b060eb201bc31cfc2ef",
    "signature": "0x37c7347f7e05698f94f8e1edabfca98f605720990b094e9a0b3b81cbddd304b7127569d97ac55998b45f12863563d4472517a3f5ba966cd5b703b70e2a2fb5c71b",
    "signer": "0xbe916820AF010608151C80f3A74F7c83218094B2",
    "userId": "881446128"
  }
}