{
  "manageEntity": {
    "action": "Repost",
    "entityId": "421154",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1d10ba12910616c353ea375922eb98dac315eca6a43064be1028f4e9acf1456c",
    "signature": "0x00f4dcf242a64cb2a94e44edb1da11e65716eb6e8fb148851c109f65d32f08ec4d7a3d1a374d9ea3ecb7eca9eafaba249115aca05d8a64d0cd9b8b04881b18a61c",
    "signer": "0x44BAdCFCf42113CbB67f519e4efa576B336f9bf7",
    "userId": "136844578"
  }
}