{
  "manageEntity": {
    "action": "Repost",
    "entityId": "503467259",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe05b40aa354ead14a579af50706a933f789dddecff1466b9db8935ec0d42bfcb",
    "signature": "0xba58161dcc1be3e59dca750762e7ff28049397305726529a9f06421e9f5ea0e836a74ee4eeff264e10c3001b125a115591cc3094083b28941145336915c950f01b",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}