{
  "manageEntity": {
    "action": "Repost",
    "entityId": "516923441",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6fe56f5123943680d49eab03a1abc1fbad0d234d34406d130e3b5c9a7059691b",
    "signature": "0x8b1d3c91057d60032f3754242c0752b95b2e149f0e7a609422608f8af065706525142866516392b5d522671d4c2567aebefb5233b7775c52e1cf162d014b48871b",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}