{
  "manageEntity": {
    "action": "Repost",
    "entityId": "421262",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x828c4bad31bea715bdf735827a65a219fe1108afb12e0603fa48248a31a34803",
    "signature": "0xd27d99e486ba60e9f99f947b65de0b59f8c5b2e72fec36599cbc0f99a65e5e0811ac0da848972aadbb7232f8ba4d11ec6060e1ecc8e54cbf4ad7465ea48b7d871c",
    "signer": "0x1d868e2cc29848871636BdCF83a08A975835b6DD",
    "userId": "120328011"
  }
}