{
  "manageEntity": {
    "action": "Repost",
    "entityId": "221400",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x57eff2226684273956d2d7b80b8432079d6d22eb0e2c69047e03158612bb574e",
    "signature": "0xe08bdbaff3c409a8baf0867107b28ad2a857e8423d9f77d9f847dc69a4ba67b915d9c587747a5fde35a39cf519bebf84e2d873473ab944718d5b8397a1b7a9631b",
    "signer": "0x7E7b9c4DAC3F284d889a5bc274eA80b8BA5F63ee",
    "userId": "670307808"
  }
}