{
  "manageEntity": {
    "action": "Repost",
    "entityId": "763996",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2f4a7e67b6da79ca22d5f634a231a544168e91212434613f6d5ede973b0c1bde",
    "signature": "0x4b6f2e54373ead464819298afab446c58b69f3f7aca47ff32788d859c6ac0f8428b62cddc4b37dd4f4f4f1fc203161ebafe3b6acba3b2d11712621b8c45e43f21c",
    "signer": "0x712Aca9aA6ac07F98dcEC338Be9C15c3Dc47d569",
    "userId": "12730129"
  }
}