{
  "manageEntity": {
    "action": "Repost",
    "entityId": "657274503",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xbb20601a985ce0cb781dd94dcb616d33b5bb04220e7a13bc6c4108570c5eadd2",
    "signature": "0x62c53de7f458674c00a004b651b4136b779c149a6c1b7a8d97a048a00db163844b0f458c15481ae82b6bd478c740ea0a390e11e62db0de38f67284ed6c6eaa2a1b",
    "signer": "0x569a23a5D506E4404139fB7510738Ee5b80F5624",
    "userId": "280440301"
  }
}