{
  "manageEntity": {
    "action": "Repost",
    "entityId": "640809907",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8b9b710364f25e1520055eec050168c9588cc619e37dbe7dcb0bf75ea40add7d",
    "signature": "0x58f075f4a3246cc72aad6cfbae40506d04d13060623e45f13443338e8666ba5713a94548e03b919611c4acd2507ff91272aa4d6d07f60143238867a3b9f159421b",
    "signer": "0x7E7b9c4DAC3F284d889a5bc274eA80b8BA5F63ee",
    "userId": "670307808"
  }
}