{
  "manageEntity": {
    "action": "Repost",
    "entityId": "858879503",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7f20d0cad7a5325a4a9d936af680e531114f25892bded2bfd5ce6d5563454731",
    "signature": "0xb8e680cb2e8516136bc8107bfa04aab0b2c75be41f41a1cf9d72cb4869d368a1582390b7af26c51ccd48638482acdfb815e09013c2b79b031f7af701d6c232e11c",
    "signer": "0x7E7b9c4DAC3F284d889a5bc274eA80b8BA5F63ee",
    "userId": "670307808"
  }
}