{
  "manageEntity": {
    "action": "Repost",
    "entityId": "141287",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1f7e29cad06ce93b6d1ffc6ad8d5d4f8a669fb60293b6bf5362257221aa3726a",
    "signature": "0x12f3987fa76a76347475fdd4185cfe919bdf41d8836fa17a12267d51f22727474067b50f07ef6aefa23c94fe2e84799fce208205b8870bd9ca38ff49914a70e41b",
    "signer": "0x9BaE2e1849D39772019b4AC3468e938a232f73ee",
    "userId": "948584098"
  }
}